1 January 1952 - Shaker Heights, Ohio, USA -   Nocturnal lights were observed by a male witness (Comella).

1 January 1952 22:00 - North Bay Rcaf Base, Ontario, Canada -   RCAF Warrant Officer WJ Yeo observes strange craft at NORAD/RCAF installation. Large object circles, maneuvers over base.

3 January 1952 - St Louis, Missouri, USA -   Nocturnal lights were observed by one witness.

4 January 1952 03:00 - Santa Fe, New Mexico, USA -   Red fireball came from south, traveled in straight trajectory, trailed out a reddish tail behind it. No noise. Explanation: Meteor.

4 January 1952 05:23 - Oakland, California , USA -   Ball of fire seen going rapidly to the west by woman (could she have her directions wrong?) Travelled on level course. Explanation: Meteor.

4 January 1952 05:24 - Greenfield, California , USA -   Police incident. Explanation: Meteor.

4 January 1952 05:25 - Gonzales, California , USA -   Seen "going out like a light" below Johnson's Canyon. Explanation: Meteor.

4 January 1952 06:00 - Watsonville, California , USA -   Deputies incident. Explanation: Meteor.

4 January 1952 22:45 - Arles, France -   One object was observed by four witnesses for two minutes.

4 January 1952 Night - San Diego, California , USA -   A meteor-like object was observed. One object was observed by one witness briefly. Explanation: Meteor.

5 January 1952 - Watsonville, California , USA -   Nocturnal lights were observed by a male witness (Bolman).

7 January 1952 04:54 - North Amityville, New York, USA -   Soared over Republic Aircraft Field faster than speed of sound, no sound whatsoever, brilliant white light on topside, emitted fluorescent glow at intervals.

8 January 1952 16:52 - Palmer, Alaska, USA -   An unidentified but otherwise conventional object was sighted. One object was observed by one witness for 30 minutes (Gilson). Explanation: Star.

9 January 1952 Night - Hokai Passage, British Columbia, Canada -   Report of "flaming aircraft" prompts search for mystery plane crash. Meteorite plunging into the sea thought likely explanation, according to RCAF.

17 January 1952 01:00 - Flushing, New York, USA -   A meteor-like object was observed. One object was observed by one witness for six seconds (Karlik). Explanation: Meteor.

19 January 1952 19:56 - Cedar Keys, Florida, USA -   B-29 incident. Explanation: Meteor.

20 January 1952 Dusk - Canterbury, UK -   Ex-WRAF observer. Object looked like rod of brilliant gold. Nose of object appeared to have a flame shooting from it as it ploughed through sky. Went from sight behinds woods. Not a plane.

20 January 1952 19:20 - Fairchild AFB, Washington, USA -   USAF incident. Explanation: Meteor.

20 January 1952 19:20 - Fairchild AFB, Washington, USA -   Bluish-white spherical object with a long blue tail that flew beneath a solid overcast

22 January 1952 19:15 - Dijon, France -   One object was observed.

25 January 1952 19:00 - San Jose, California , USA -   Red lit objects seen for 12 minutes, disappear when landing lights turned on.

28 January 1952 Night - Purewell, UK -   Hovered. Explanation: EM.

29 January 1952 - Maine, USA -   A flying disc was observed. One disc was observed by 400 witnesses. Explanation: Meteor.

29 January 1952 Around 0300 - Christchurch, UK -   Glowing red pear-shaped object hung in northern sky, watched with son for 15 minutes until it gradually faded away.

29 January 1952 18:15 - Binghamton, New York, USA -   A meteor-like object was observed. One object was observed by several witnesses briefly.

29 January 1952 18:15 - Elmira, New York, USA -   Transport plane pilot reports near miss from meteor. Several ground witnesses at 1815 hours. Described as fireball shooting sparks. Explanation: Meteor.

29 January 1952 18:15 - Steuban, New York, USA -   A meteor-like object was observed. One object was observed by one witness briefly (Bradley).

29 January 1952 18:17 - Philadelphia, Pennsylvania, USA -   A meteor-like object was observed. One object was observed by 400 witnesses for 12 seconds. Explanation: Meteor.

29 January 1952 18:30 - Falls Church, Virginia , USA -   A meteor-like object was observed. One object was observed by one witness for over 18 seconds (Kalara). Explanation: Meteor.

29 January 1952 Evening - Anderson Afb, Guam, USA -   Orange colored light crossed overhead at outdoor theater, traveled north to south. No Sound.

29 January 1952 23:00 - Wonsan, North Korea -   B-29 crews sight orange luminous rotating and pulsating three feet sphere with blue flame halo

31 January 1952 18:20 - Ponca City, Oklahoma, USA -   A meteor-like object was observed. One object was observed by several witnesses briefly.

31 January 1952 18:20 - Oklahoma City, Oklahoma, USA -   A meteor-like object was observed. One object was observed by a male witness for 12 seconds.

31 January 1952 18:20 - Tinker AFB, Oklahoma, USA -   A meteor-like object was observed. One object was observed by several military witnesses at an airfield briefly.

In February 1952 21:00 - Binghamton, New York, USA -   A flying disc was observed. One disc was observed by two witnesses for under three minutes (Whitbeck).

1 February 1952 21:30 - Terre Haute, Indiana, USA -   Close group of moving lights changing color from blue to green to yellow

2 February 1952 03:50 - Eastern, Pacific -   MATS incident. Explanation: Meteor.

2 February 1952 18:50 - Pacific -   A meteor-like object was observed. One object was observed by military witnesses for a few seconds. Explanation: Meteor.

10 February 1952 19:15 - Selkirk, New York, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by three witnesses for under five minutes (Thein).

10 February 1952 21:00 - Binghamton, New York, USA -   1952 UFO disk outside Binghamton, New York Girls' Club stops for a look at teenage females

13 February 1952 Night - London, UK -   Luminous cigar, blue on bottom, green on both ends.

14 February 1952 Night - London, UK -   A mysterious explosion was reported. One object was observed by 30 witnesses in a city.

15 February 1952 23:00 - Ithaca, New York, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by four witnesses for a few seconds (Miller).

17 February 1952 01:45 - Roswell, New Mexico, USA -   USAF incident. Explanation: Meteor.

18 February 1952 11:30 - Roanoke, Virginia , USA -   A meteor-like object was observed. One object was observed by a male witness briefly.

18 February 1952 11:30 - Greensboro, North Carolina, USA -   A meteor-like object was observed. One object was observed by several witnesses briefly (Molen). Explanation: Meteor.

18 February 1952 11:30 - Whaleyville, Virginia , USA -   A meteor-like object was observed. One object was observed by several witnesses briefly (Jones).

18 February 1952 11:30 - Lynchburg, Virginia , USA -   A meteor-like object was observed. One object was observed by a male witness briefly.

18 February 1952 11:30 - New Bern S30M, North Carolina, USA -   A meteor-like object was observed. One object was observed by two military witnesses briefly (Maddox).

18 February 1952 11:30 - Richmond, Virginia , USA -   A meteor-like object was observed. One object was observed by a male witness briefly (Gowin).

18 February 1952 11:33 - Portsmouth, Virginia , USA -   A meteor-like object was observed. One object was observed by a male witness briefly.

19 February 1952 - Kilimanjaro, Tanzania -   Hovered.

19 February 1952 18:10 - Corona, California , USA -   Project Blue Book case #02364, "unidentified." Red-orange fireball zig-zagged for 15 minutes. Swooped up and down.

19 February 1952 20:00 - Richmond, California , USA -   Green balls of light stop in midair. Shoot moving rapidly to the south southwest toward San Francisco.

20 February 1952 23:30 - Mount Diablo, California , USA -   USAF incident. Explanation: Balloon.

21 February 1952 19:00 - Long Beach, California , USA -   Procession of objects. Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Many objects were observed.

21 February 1952 Night - Stillwater, Oklahoma, USA -   A meteor-like object was observed. One object was observed by numerous witnesses briefly.

21 February 1952 Night - Kansas City, Missouri, USA -   A meteor-like object was observed. One object was observed by numerous witnesses briefly.

21 February 1952 Night - Eastern Part, Kansas, USA -   A meteor-like object was observed. One object was observed by numerous witnesses briefly.

21 February 1952 Night - N, Arkansas, USA -   A meteor-like object was observed. One object was observed by numerous witnesses briefly.

23 February 1952 02:15 - Atlantic -   MATS incident.

23 February 1952 03:15 - x, Mediterranean -   A mysterious explosion was reported. One object was observed by several military witnesses briefly.

23 February 1952 03:15 - Bizerte, Tunisia -   MATS incident.

23 February 1952 23:15 - Sinuiju, North Korea -   USAF B-29 incident.

24 February 1952 23:15 - Antung, China -   USAF B-29 345th incident.

In late February 1952 Dusk - Hollywood, California , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness briefly (Marson).

25 February 1952 23:00 - Richmond, California , USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Several objects were observed by three male witnesses briefly (Fickes).

26 February 1952 12:10 - Albany, New York, USA -   USAF incident. Explanation: Meteor.

26 February 1952 Evening - Caracas, Venezuela -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Four objects were observed by 200 witnesses (Sylva).

28 February 1952 20:15 - Lincoln, Nebraska, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by several witnesses (Hunt).

28 February 1952 22:40 - Cambridge Univ, UK -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness at a college for 18 seconds.

In March 1952 20:00 - Springdale, Connecticut, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by two witnesses (Pinney).

In March 1952 21:55 - Moerkerke, Belgium -   Nocturnal lights were reported (Van Acker).

In March 1952 22:00 - Sterling, Illinois, USA -   An unidentified but otherwise conventional object was sighted. Electromagnetic effects were noted. An object, larger than a star, was observed (Lundstrom).

29 February 1952 23:30 - Santa Rosa, California , USA -   An unidentified but otherwise conventional object was sighted. One object was observed by two witnesses for under three minutes (Stewart).

2 March 1952 19:30 - National City, California , USA -   A meteor-like object was observed. One object was observed by two witnesses for six seconds (Asbury; Carr). Explanation: Meteor.

4 March 1952 03:51 - B-29, UK -   A mysterious explosion was reported. One object was observed by one witness in a warplane briefly.

7 March 1952 01:00 - Tulsa, Oklahoma, USA -   RAF incident. Explanation: Aircraft.

8 March 1952 18:25 - Roanoke, Virginia , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by two witnesses for under four minutes.

8 March 1952 21:30 - Pacific -   Meteor-like objects were observed. Three objects were observed by military witnesses. Explanation: Meteor.

10 March 1952 06:45 - Oakland, California , USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed by one witness (Greenwood).

12 March 1952 - Pacific -   MATS incident. Explanation: Meteor.

12 March 1952 Evening - Athens, Ohio, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by numerous witnesses.

12 March 1952 23:00 - Swampscott, Massachusetts, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by two witnesses in the suburbs (Andrews).

14 March 1952 - Port Hammond, British Columbia, Canada -   Nocturnal lights were observed by a male witness (Harms).

15 March 1952 22:55 - Riviera Beach, Maryland, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by two witnesses (Mason).

15 March 1952 Night - Pacific -   Navy Secretary Kimball witnessed his plane and another paced by disc.

17 March 1952 - Ionia, Michigan, USA -   Disc tips and wobbles in sky. Flashes silver light.

20 March 1952 17:30 - Clovis Afb Sw, New Mexico, USA -   USAF incident. Explanation: Balloon.

20 March 1952 22:42 - Centreville, Maryland, USA -   Dull orange-yellow saucer-shaped light fly straight and level

21 March 1952 22:30 - New York, New York, USA -   Several objects were observed by one witness for over 15 minutes.

22 March 1952 00:10 - Downey, California , USA -   An unidentified but otherwise conventional object was sighted. One object was observed by two witnesses for under six minutes (Bently).

24 March 1952 18:00 - Darien Center, New York, USA -   A meteor-like object was observed. One object was observed by one witness very briefly (Palmer). Explanation: Meteor.

25 March 1952 19:00 - Tigerton, Wisconsin, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness briefly (Morganson).

In late March 1952 20:30 - Vauvenargues, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness (Urtin).

25 March 1952 22:00 - Burlington, New Jersey, USA -   Unidentified objects were sighted, that had an unusual appearance or performance. Two objects were observed by one witness for 90 seconds (Marten).

29 March 1952 - Lubumbashi, Congo (Dem. Rep.) -   Two fiery discs were seen over uranium mines

29 March 1952 18:40 - Butler, Missouri, USA -   Luminous cylinder in sky almost directly overhead, 12x longer than wide, 100 feet long, moved in steady motion to the northwest, no noise, no exhaust.

In Spring 1952 - Spokane, Washington, USA -   An unidentified but otherwise conventional object was sighted. Electromagnetic effects were noted. An object, five times the size of the moon, was observed (Buxton).

In Spring 1952 - Denver, Colorado , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. Nocturnal lights were reported.

In April 1952 - Port Credit, Ontario, Canada -   Nocturnal lights were observed by a male witness in a city (Beange).

In April 1952 00:00 - L'Anse, Michigan, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by one witness for five minutes (Seavoy).

31 March 1952 01:30 - Port Chicago Navy Yard, California , USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by one witness (Dottin). Explanation: Aircraft.

In April 1952 Night - USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, about 600 feet across, was observed by two witnesses.

1 April 1952 19:30 - New Westminster, British Columbia, Canada -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by six witnesses for a few seconds (Brewster).

2 April 1952 - Washington, District Of Columbia, USA -   Photo. Explanation: Malfunct.

2 April 1952 20:00 - Brownwood, Texas, USA -   A fireball was observed. One fireball was observed by one military witness for 42 seconds. Explanation: Meteor.

2 April 1952 20:35 - Waco, Texas, USA -   A fireball was observed. One fireball was observed by one witness for 30 seconds. Explanation: Meteor.

2 April 1952 20:40 - Bryan, Texas, USA -   USAF incident. Explanation: Meteor.

2 April 1952 20:40 - Randolph AFB, Texas, USA -   A meteor-like object was observed. One object was observed by three witnesses at an airfield briefly (Hedden). Explanation: Meteor.

2 April 1952 20:40 - Houston, Texas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed for 18 seconds. Explanation: Meteor.

2 April 1952 20:40 - Wichita Falls, Texas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed for six seconds (Horn). Explanation: Meteor.

2 April 1952 20:40 - Kiowa, Oklahoma, USA -   Two objects were observed.

2 April 1952 20:40 - Fort Worth, Texas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed for 18 seconds. Explanation: Meteor.

2 April 1952 20:40 - Longview, Texas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

2 April 1952 20:40 - Durant, Oklahoma, USA -   A meteor-like object was observed. One object was observed. Explanation: Meteor.

2 April 1952 20:45 - Temple, Texas, USA -   A fireball was observed. One fireball was observed by 15 military witnesses for over 12 seconds. Explanation: Meteor.

3 April 1952 - Melbourne, Victoria, Australia -   A flying disc was observed. One disc was observed by over 200 witnesses.

3 April 1952 21:10 - Cayuga Lake, New York, USA -   A meteor-like object was observed. One object was observed (Ott). Explanation: Meteor.

4 April 1952 21:40 - East Spencer, North Carolina, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by two witnesses for over 15 minutes (Saylor).

4 April 1952 22:30 - Hammond, Bc, Ontario, Canada -   Silent green ovoid to the north, turns red, makes 90 degree turn.

5 April 1952 19:25 - South River, New Jersey, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed by one witness briefly (Kucharski).

5 April 1952 20:00 - Clearfield, Utah, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by five witnesses for a few seconds (Iverson).

5 April 1952 21:15 - Amarillo, Texas, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by four witnesses for over 15 minutes (Garbutt).

5 April 1952 22:00 - Garvey, California , USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by one witness very briefly (Baur).

5 April 1952 23:50 - Kadena Afb, Japan -   Flight Crew incident.

6 April 1952 20:15 - Sharon, Pennsylvania, USA -   Fog or smoke. Lights in the sky that looked like "a sideview of someone blowing smoke rings."

7 April 1952 - Macon, Missouri, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

7 April 1952 04:40 - Racine, Wisconsin, USA -   Fiery green, spherical object, trailed by short streamers of red and yellow. Crossed sky, disappeared over horizon.

7 April 1952 04:45 - Memphis, Tennessee, USA -   A meteor-like object was observed. One object was observed by one witness for a few minutes (Monger). Explanation: Meteor.

7 April 1952 Dawn - Walnut Se10M H72, Mississippi, USA -   A meteor-like object was observed. One object was observed by two witnesses for several minutes (Smith). Explanation: Meteor.

7 April 1952 Evening - Portland, Oregon, USA -   3 reports of same UFO.

8 April 1952 Around 2200 - Schenectady, New York, USA -   Nocturnal lights were observed by three male witnesses, typical age 43, in-flight for 45 minutes (Ryan).

9 April 1952 20:10 - Fort Lauderdale, Florida, USA -   A meteor-like object was observed. One object was observed by one military witness briefly (Menninger). Explanation: Meteor.

9 April 1952 22:40 - Lackland AFB, Texas, USA -   A meteor-like object was observed. One object was observed by military witnesses at an airfield for a few seconds (Bethune). Explanation: Meteor.

9 April 1952 Night - Asheville, North Carolina, USA -   Red round object passed above drive-in movie screen at high rate of speed, no sound or exhaust.

9 April 1952 23:25 - Medford, Massachusetts, USA -   A meteor-like object was observed. One object was observed by one witness for two minutes (Field). Explanation: Meteor.

10 April 1952 04:15 - Ada, Minnesota, USA -   Meteor-like objects were observed. More than one object was observed by two witnesses (Turnbull). Explanation: Meteor.

11 April 1952 20:00 - Hammond, Bc, Ontario, Canada -   Silent green ovoid to the north, turns red, makes 90 degree turn.

11 April 1952 20:30 - Lancaster, Pennsylvania, USA -   One object was observed.

11 April 1952 22:00 - Sussex, New Jersey, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by two witnesses for over three minutes (McDonough).

11 April 1952 23:30 - Ithaca, New York, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by several witnesses for over 15 minutes (Richards).

12 April 1952 21:15 - Potomac, Maryland, USA -   A meteor-like object was observed. One object was observed by one witness for 18 seconds (Oliver).

12 April 1952 21:30 - Winchester, Virginia , USA -   A meteor-like object was observed. One object, about 6 inches across, was observed by numerous witnesses briefly (Seabright).

12 April 1952 21:30 - North Bay, Ontario, Canada -   Round amber object

13 April 1952 20:30 - Longmeadow, Massachusetts, USA -   Project Blue Book "unidentified" case.

13 April 1952 21:07 - Biloxi S, Mississippi, USA -   Dull orange discs over Gulf, change formation, shoot away moving rapidly to the west. Explanation: Meteor.

13 April 1952 21:30 - Cleveland, Ohio, USA -   Brilliant disc at 3000 feet altitude. Vibrates and fades into distance. Explanation: Planet.

13 April 1952 22:35 - Torpo, Norway -   Fireball comes down nearby woods, lights area, hovers, maneuvers, shoots rapidly to the south at great speed.

15 April 1952 11:00 - Battiest, Oklahoma, USA -   A meteor-like object was observed. One object was observed by one witness (Reed). Explanation: Meteor.

15 April 1952 19:50 - Gardena, California , USA -   Pulsated at regular intervals, to the north slowly, one red glow preceeding, one behind. White light went off, red glows seemed to merge to form semi-elliptical red glow. Abruptly changed direction in zig-zag.

In mid-April 1952 Around 2100 - Yuma, Arizona , USA -   A flying disc was observed. One disc was observed in clear weather by two witnesses for over one minute (Diggs).

15 April 1952 22:42 - Wichita, Kansas, USA -   A meteor-like object was observed. One object was observed by one military witness for a few minutes (Bloomfield; Rogers). Explanation: Meteor.

15 April 1952 Night - Detroit, Michigan, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Several objects were observed by numerous witnesses.

15 April 1952 23:40 - Phoenix, Arizona , USA -   A meteor-like object was observed. One object was observed very briefly.

16 April 1952 - Cloud Above, Mars, Space -   Object sighted, believed to be astronomical in nature. An object which flew in a straight line across the sky was reported. Explanation: Meteor.

16 April 1952 Around 1900 - Sussex, New Jersey, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by three witnesses for under three minutes (McDonough).

16 April 1952 19:30 - Hamilton, Ontario, Canada -   An unidentified but otherwise conventional object was sighted. One object, about 600 feet across, was observed by six witnesses for five minutes (Scott; Woodland).

16 April 1952 19:48 - Baldwin, New York, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed by four witnesses for two minutes (Cameron).

16 April 1952 22:00 - San Jose, California , USA -   Photo

16 April 1952 22:03 - Dallas, Texas, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. More than nine objects were observed by one witness in a pasture for 20 minutes (Reed). Explanation: Aircraft.

16 April 1952 22:26 - Shreveport, Louisiana, USA -   Sac Comm., 301St Bomb incident. Explanation: Balloon.

16 April 1952 23:04 - Vallejo, California , USA -   Meteor-like objects were observed. Two objects were observed for 12 seconds (Rhodes). Explanation: Meteor.

17 April 1952 - Point Hope, Alaska, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Several objects were observed by military witnesses. Explanation: Aircraft.

17 April 1952 Morning - Coban, Guatemala -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by numerous witnesses.

17 April 1952 20:00 - Cassopolis, Michigan, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One blue oval object was observed by two witnesses, a married couple, in a city for six seconds (Tam).

17 April 1952 20:05 - Westmont, Illinois, USA -   Viewed through binoculars, object traveled at great rate of speed from east rapidly to the north, vanished just under Ursa Minor. No tail or exhaust. No visible signs of propulsion.

17 April 1952 20:30 - Longmeadow, Massachusetts, USA -   Round, deep orange object fly fast and erratic

17 April 1952 21:25 - Fort Eustis, Virginia , USA -   A meteor-like object was observed. One object was observed by five military witnesses at a military facility for a few seconds (Cobb). Explanation: Meteor.

18 April 1952 01:30 - Bethesda, Maryland, USA -   7-9 circular, orange-yellow lights. Explanation: Aircraft.

18 April 1952 04:00 - Corner Brook, Newfoundland, Canada -   Yellow ball circles town twice, leaves to the northwest. Comes back 18 hours later.

18 April 1952 Around 1900 - Hamilton, Ontario, Canada -   A hovering object was observed. One object was observed by several hundred witnesses for 30 minutes.

19 April 1952 16:20 - Dhahran, Saudi Arabia -   A meteor-like object was observed. One object was observed by one witness for six seconds (Day). Explanation: Meteor.

19 April 1952 22:30 - Toronto, Ontario, Canada -   50 or more pale orange lights in V formation cross 30 degrees of sky in seconds.

19 April 1952 23:00 - Jamesville, New York, USA -   An unidentified but otherwise conventional object was sighted. One object was observed (Webb).

19 April 1952 Night - Chestertown, Maryland, USA -   Yellow-orange disc, small, round, and self-luminous, moved across the sky in a weaving, zig-zag motion. Passed over eastern horizon in two minutes, leaving a trail.

20 April 1952 - -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed for over 15 minutes.

20 April 1952 - Ontario, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by several witnesses.

20 April 1952 - Tinker AFB, Oklahoma, USA -   Blue-green disc goes over AF base at terrific speed, 15,000 feet altitude.

20 April 1952 03:00 - Solano County, California , USA -   A meteor-like object was observed. One object was observed (Ward). Explanation: Meteor.

20 April 1952 Morning - Goderich, Ontario, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness at a lake (Brown).

20 April 1952 18:15 - Wright-Patterson AFB, Ohio, USA -   A meteor-like object was observed. One object was observed by more than two military witnesses at an airfield for 18 seconds (Miner). Explanation: Meteor.

20 April 1952 20:30 - Toronto Apt, Ontario, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by several witnesses at an airport briefly.

20 April 1952 21:15 - USA -   Naval Aviation Student incident.

20 April 1952 21:30 - Mcclellan Field S1.5M, California , USA -   Commercial Pilot incident.

20 April 1952 21:40 - Flint, Michigan, USA -   20 groups of 2-9 aircraft-shaped objects fly over enveloped in a red glow. Explanation: Natural.

20 April 1952 22:35 - Hallingdal, Norway -   An unidentified object, later identified as a planet, was observed. An unidentified object, later identified as a planet, was observed. One object was observed by three witnesses for over 25 minutes (Torel). Explanation: Moon.

21 April 1952 04:05 - La Crosse, Wisconsin, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness briefly (Godward).

21 April 1952 04:30 - Clovis, New Mexico, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one male witness briefly (Markham).

21 April 1952 10:00 - Hammond, Bc, Ontario, Canada -   A meteor-like object was observed. One object was observed by numerous witnesses briefly.

21 April 1952 20:30 - Molson, Manitoba, Canada -   Discs and cylinders change colors fast, one stops and backtrasks rapidly to the north.

21 April 1952 21:15 - Calgary, Alberta, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness for under three minutes.

21 April 1952 22:15 - Winnipeg, Manitoba, Canada -   Two separate sightings. Nocturnal lights glow green and white, one makes 90 degree turn back rapidly to the south.

22 April 1952 21:00 - St Vital, Manitoba, Canada -   Changed colors blue to red to silver. Moved slowly across the sky. At times had a bluish-red tint, no tail.

22 April 1952 21:00 - Okinawa, Japan -   Elliptical object followed by two then another two

22 April 1952 22:15 - Fort Rouge, Manitoba, Canada -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by two witnesses (Alderdice).

23 April 1952 16:30 - Hinkle, Oregon, USA -   A meteor-like object was observed. One object was observed by one witness for 24 seconds (Munger). Explanation: Meteor.

23 April 1952 Evening - Pleasant Garden, North Carolina, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by two witnesses for a few seconds (Crow).

23 April 1952 20:00 - Austin, Texas, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Several objects were observed by seven witnesses briefly (McGuire). Explanation: Birds.

23 April 1952 22:00 - Reno, Nevada, USA -   A meteor-like object was observed. One object was observed briefly.

23 April 1952 22:15 - Bradford, Pennsylvania, USA -   A meteor-like object was observed. One object was observed by a male witness briefly.

24 April 1952 05:00 - Bellevue Hill, Vermont, USA -   C-124 incident. Three circular, bluish objects in loose "fingertip" formation.

24 April 1952 19:30 - Vancouver, British Columbia, Canada -   Double V formation of glowing objects moving rapidly to the north and extreme speed, shoot straight up, lost in sky.

24 April 1952 20:20 - Austin, Texas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness briefly.

24 April 1952 21:00 - Regina, Saskatchewan, Canada -   Disc with kite-tail hovers for few seconds, then spurts flames and moves moving southwest .

24 April 1952 21:15 - Moorhead, Minnesota, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. 25 objects were observed by several witnesses briefly.

24 April 1952 21:30 - Parkville, Missouri, USA -   Bright green object, revolving on vertical axis, crossed behind dormitory building on Park College campus.

24 April 1952 21:30 - Spokane, Washington, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by four military witnesses briefly.

24 April 1952 22:15 - Colorado Springs, Colorado , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness for six seconds.

25 April 1952 03:30 - Regina, Saskatchewan, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One disc was observed by three witnesses in a city for a few seconds (Gataint).

25 April 1952 21:00 - Fargo, North Dakota, USA -   V-shaped formations of lights seen. Explanation: Ducks.

25 April 1952 21:15 - Darmstadt, Germany -   C-47 incident. Explanation: Aircraft.

26 April 1952 - Milwaukee, Wisconsin, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Five discs were observed in a city for over one minute.

26 April 1952 - Chicago, Illinois, USA -   Nocturnal lights were observed by a male witness (Root, V).

26 April 1952 Night - Moorhead, Minnesota, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Five objects were observed by six witnesses briefly. Explanation: Ducks.

27 April 1952 19:20 - Waskish, Minnesota, USA -   GOC incident. Explanation: Meteor.

27 April 1952 20:30 - Yuma, Arizona, USA -   Bright red or flame-colored discs

27 April 1952 21:30 - Manchester, Michigan, USA -   A green fireball was observed. One green disc, about 300 feet across, was observed by two witnesses on a farm briefly (Hoffman). No sound was heard.

27 April 1952 22:40 - Cleveland E, Ohio, USA -   Flash of light, thin pencil of white light arced upward and rearward, followed by flash of brilliant green. Explanation: Meteor.

27 April 1952 Night - Vancouver, British Columbia, Canada -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Three objects were observed by one witness (Mody).

27 April 1952 Night - Auckland N, New Zealand -   A flying disc was observed. One disc was observed.

27 April 1952 23:15 - Birmingham, Michigan, USA -   Witness observed an object approximately 200 feet in diameter and approximately 200 feet off the ground. Explanation: Meteor.

28 April 1952 04:20 - Vancouver, British Columbia, Canada -   An unusual object was sighted, that had unconventional appearance and performance. One amber ball was observed by one witness in a city for ten minutes (Warnchuk).

29 April 1952 Dawn - Vancouver, British Columbia, Canada -   An unidentified but otherwise conventional object was sighted. One object was observed by several witnesses (Warnchuk).

29 April 1952 19:50 - Crown Point E1+M, Indiana, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by four witnesses for ten minutes (Holley).

29 April 1952 Evening - Dayton, Ohio, USA -   An unidentified but otherwise conventional object was sighted. One object was observed by one witness for 45 minutes (Jarbene).

29 April 1952 20:00 - Toledo, Ohio, USA -   Unidentified but otherwise conventional objects were sighted. Several objects were observed by several witnesses for a few seconds. Explanation: Contrail.

29 April 1952 21:55 - Albuquerque, New Mexico, USA -   A meteor-like object was observed. One object was observed in a canyon briefly.

29 April 1952 22:00 - Goodland N, Kansas, USA -   USAF B-29 incident.

29 April 1952 22:18 - Crescentwood, Manitoba, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by six witnesses for over three minutes.

29 April 1952 22:30 - Holloman AFB, New Mexico, USA -   Balloon-like object observed. One ball was observed by one witness at an airfield for several hours. Explanation: Balloon.

30 April 1952 - Singapore, Singapore -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

In May 1952 - Maroc C.Espagnole, Morocco -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Nine objects were observed.

In May 1952 - Sydney, New South Wales, Australia -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed in clear weather by one experienced male witness (Ireland).

In May 1952 - Warragul, Victoria, Australia -   Flying discs were observed. Two discs were observed by one experienced male witness (Dent).

30 April 1952 02:00 - Rouyn, Quebec, Canada -   One object was observed for two minutes.

30 April 1952 Dawn - North Bergen, New Jersey, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed briefly.

In May 1952 Around 0600 - Woollahra, New South Wales, Australia -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, about 300 feet across, was observed by one experienced male witness for over one minute (Anderson; Fidler).

May 1952 22:00 - Washington, District of Columbia, USA -   Prominent CIA and government officials see UFO

30 April 1952 22:30 - Vancouver, British Columbia, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by three witnesses for a few seconds (Storness).

In May 1952 23:10 - Olean, New York, USA -   GOC incident.

1 May 1952 20:30 - Sea Island Apt, British Columbia, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness at an airport for a few seconds (Brewster; Bryson; Garland).

1 May 1952 21:15 - Toronto, Ontario, Canada -   Three objects were observed.

1 May 1952 21:22 - Ottawa, Ontario, Canada -   An unidentified object was sighted by mutliple independent witnesses, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness for over one minute (Findley).

1 May 1952 21:22 - Alfred, Ontario, Canada -   An unidentified object was sighted, that had an unusual appearance or performance. One rectangular object was observed by one witness on a farm for over one minute.

1 May 1952 21:40 - Portland, Maine, USA -   Unidentified but otherwise conventional objects were sighted. Six lights were observed by three witnesses in a city for over three minutes.

3 May 1952 - Warragul, Victoria, Australia -   Unusual objects were sighted, that had unconventional appearance and performance. Two shiny discs were observed in a city for two minutes.

3 May 1952 05:40 - Melbourne, Victoria, Australia -   A meteor-like object was observed. One object was observed by 100 witnesses for over one minute (Knox). Explanation: Meteor.

3 May 1952 Around 0600 - Wollongong, New South Wales, Australia -   A meteor-like object was observed. One fuselage-shaped object, of huge size, was observed by a male witness in a residential area for seven minutes. Explanation: Meteor.

3 May 1952 23:00 - Phoenix, Arizona , USA -   A meteor-like object was observed. One object was observed by four military witnesses for six seconds (Duncanson). Explanation: Meteor.

3 May 1952 Night - Chestertown, Maryland, USA -   Three men heard strange whooshing noise. Looking up they saw a black speck, high in the sky, moving back and forth. Went straight up out of sight.

4 May 1952 - San Francisco, California , USA -   Photo

4 May 1952 03:32 - Richmond, Texas, USA -   A meteor-like object was observed. One object was observed by one witness for 12 seconds (Sciler). Explanation: Meteor.

4 May 1952 Evening - Los Angeles, California , USA -   An unidentified but otherwise conventional object was sighted. One object was observed by one witness for 30 seconds (Poole).

5 May 1952 - Lima, Ohio, USA -   Nocturnal lights were observed by one male witness (Lora).

5 May 1952 05:03 - Ottawa, Ontario, Canada -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness briefly.

In early May 1952 Evening - Ravenwood, Virginia , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed in the suburbs for six seconds (Harvey).

5 May 1952 22:50 - Tenafly, New Jersey, USA -   Project Blue Book "unidentified" case. 6-7 translucent cream colored objects. One circled. Another went out, came back.

6 May 1952 21:00 - Phoenix, Arizona , USA -   A meteor-like object was observed. One object was observed by one witness for a few seconds (Sturtz). Explanation: Meteor.

6 May 1952 23:45 - Paris, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

7 May 1952 20:45 - Albuquerque, New Mexico, USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by one witness for over three minutes (Frenkel; Lansche).

8 May 1952 Around 2100 - Mayaguez, Puerto Rico, USA -   Unidentified but otherwise conventional objects were sighted. Two objects were observed by five witnesses for ten minutes (Bayouth). Explanation: Flare.

8 May 1952 22:00 - Misawa F-94, Japan -   A meteor-like object was observed. One object was observed by two military witnesses in a warplane for six seconds. Explanation: Meteor.

8 May 1952 22:30 - Mishawaka, Indiana, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One domed disc was observed in a town for 30 seconds (Kramer).

9 May 1952 01:30 - Malvern Hills, UK -   One object, about 20 feet across, was observed by three witnesses.

9 May 1952 10:00 - Sao Paulo, Brazil -   A meteor-like object was observed. One object was observed for six seconds. Explanation: Meteor.

9 May 1952 10:20 - George AFB, California , USA -   USAF F-86 incident. Explanation: Balloon.

9 May 1952 21:00 - San Diego, California , USA -   A meteor-like object was observed. One object, about 80 feet across, was observed by two witnesses (Gates). Explanation: Meteor.

10 May 1952 - Pacific -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

10 May 1952 20:30 - off Cyprus, Mediterranean -   One object was observed by a group of witnesses.

10 May 1952 20:30 - Pafos, Cyprus -   Luminous circular object rise from sea level

10 May 1952 23:30 - Nazelles, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

10 May 1952 23:40 - Savannah River Aec, Ellenton, South Carolina, USA -   Dupont incident.

11 May 1952 - Albacete, Spain -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Three objects were observed by several witnesses for over four minutes.

11 May 1952 00:30 - Tours, France -   Brilliant silver saucer rapidly to the south overhead fast.

11 May 1952 01:20 - Green Lake, Seattle, Washington, USA -   A mysterious explosion was reported. One object was observed. Explanation: Meteor.

11 May 1952 01:26 - Whidbey Island, Washington, USA -   Nocturnal lights were reported.

11 May 1952 01:26 - Hobart, Washington, USA -   A meteor-like object was observed. One object was observed by a male witness for six seconds (Carlson). Explanation: Meteor.

11 May 1952 Evening - Los Angeles, California , USA -   One object was observed by two witnesses (Poole).

11 May 1952 20:58 - Deephaven, Minnesota, USA -   A meteor-like object was observed. One object was observed by one military witness for 12 seconds (Brizzley). Explanation: Meteor.

12 May 1952 20:00 - Casablanca, Morocco -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed.

12 May 1952 20:45 - Roswell W, New Mexico, USA -   An object, later identified as the planet Venus, was observed. One object was observed by one witness for over 25 minutes (Bear). Explanation: Venus.

12 May 1952 20:55 - San Diego, California , USA -   Nocturnal lights were reported (Carr).

12 May 1952 21:16 - Canton, Ohio, USA -   One object was observed by military witnesses (Grays).

13 May 1952 02:15 - El Centro, California, USA -   Flying saucers as big as bombers and other unidentified objects are seen between El Centro Calfornia and Yuma, Arizona. Explanation: Venus.

13 May 1952 20:55 - National City, California , USA -   A meteor-like object was observed. One object was observed by one witness (Carr). Explanation: Meteor.

13 May 1952 22:33 - Greenville, South Carolina, USA -   Four oval reddish-yellow or reddish-brown luminous objects. Explanation: Natural.

14 May 1952 00:50 - Yellow Springs, Ohio, USA -   A meteor-like object was observed. One object was observed by one witness for six seconds (Ducanto). Explanation: Meteor.

14 May 1952 19:00 - Mayagueez, Puerto Rico -   Two shining orange spheres

14 May 1952 23:50 - Melungsawan, Sweden -   A meteor-like object was observed. One object was observed by four witnesses for 12 seconds. Explanation: Meteor.

14 May 1952 24:00 - Bresil, Brazil -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

15 May 1952 20:30 - San Francisco, California , USA -   An unidentified but otherwise conventional object was sighted. One object was observed for five minutes (Hamelin).

15 May 1952 22:00 - Ruidoso, New Mexico, USA -   USAF incident.

15 May 1952 22:25 - Washington, District of Columbia, USA -   Soft golden glowing oval object. Explanation: Meteor.

15 May 1952 23:00 - Tours, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

16 May 1952 - Malung, Sweden -   A luminous object like "glass lit from inside" moves silently across sky. Explanation: Planet.

18 May 1952 14:25 - Cleveland, Ohio, USA -   A meteor-like object was observed. One object was observed (Bartlett). Explanation: Meteor.

20 May 1952 Night - Ancona, Italy -   One object was observed by several witnesses for 30 seconds.

21 May 1952 - National City, California , USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

21 May 1952 18:50 - Sturgeon Bay, Wisconsin, USA -   A flying disc was observed. One disc, about 1000 feet across, was observed by 300 witnesses for 50 minutes (Lorenzen, C).

21 May 1952 Night - Carignano, Italy -   One object was observed.

22 May 1952 - Lockbourne Afb, Ohio, USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by two witnesses at an airfield.

22 May 1952 02:00 - Falls Church, Virginia, USA -   Noiseless red light approach from W at about 5,000 ft

22 May 1952 04:10 - Atlantic -   Procession of objects seen by SS Mormacyork.

22 May 1952 21:42 - Ruston E15M, Louisiana, USA -   Procession of objects.

23 May 1952 23:30 - San Lorenzo, California , USA -   One object was observed (Warren).

24 May 1952 - Kars, Ontario, Canada -   Nocturnal lights were reported.

24 May 1952 01:27 - Zuni, New Mexico, USA -   TWA incident. Explanation: Meteor.

24 May 1952 Around 2200 - Colorado Springs, Colorado , USA -   Five objects were observed (Stevens).

In late May 1952 Around 0200 - Hammond, Indiana, USA -   Procession of objects.

25 May 1952 20:30 - Scottsdale, Arizona , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness for 12 seconds (Kavanagh).

25 May 1952 20:50 - Ashland, Kentucky, USA -   Large "oyster" like objects circle down and double back, fly rapidly to the north.

25 May 1952 21:27 - Randolph AFB, Texas, USA -   USAF Captain incident. 12 orange-white tear-drop shaped lights. Explanation: Natural.

25 May 1952 21:30 - Lubbock, Texas, USA -   12 teardrop shaped objects in three tight V formations move east rapidly to the west at 1800 mph, silent.

26 May 1952 - Halifax, Nova Scotia, Canada -   Nocturnal lights were reported.

27 May 1952 20:30 - Mostaganem, Algeria -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, about 600 feet across, was observed.

27 May 1952 Night - New York, New York, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by three witnesses (O'Brien).

27 May 1952 23:20 - Aljaraque, Spain -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed for over four minutes.

28 May 1952 20:10 - New Mexico, USA -   A meteor-like object was observed. Nocturnal lights were observed by a male witness. Explanation: Meteor.

28 May 1952 20:10 - Albuquerque E, New Mexico, USA -   USAF B-29 incident. Explanation: Meteor.

28 May 1952 20:10 - Albuquerque, New Mexico, USA -   Two circular objects

28 May 1952 22:10 - Rockaway Beach, New York, USA -   A meteor-like object was observed. One object was observed (Olds).

28 May 1952 22:10 - Ontario, California , USA -   One object was observed by three witnesses (Sperry).

28 May 1952 23:05 - Waynesville, North Carolina, USA -   Landed remotely.

28 May 1952 23:30 - Tulsa B29, Oklahoma, USA -   A meteor-like object was observed. Nocturnal lights were observed by military witnesses. Explanation: Meteor.

28 May 1952 23:30 - Mount Vernon, Ohio, USA -   A lunar anomaly was observed. One object was observed (Legros). Explanation: Moon.

29 May 1952 Around midnight - Vancouver, British Columbia, Canada -   A meteor-like object was observed. One object was observed by one witness very briefly (Milliken).

29 May 1952 00:30 - Mezieres.Brenne, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed.

29 May 1952 00:30 - Nazaire, France -   Very luminous disc hovers, flies to the northwest leaving trail of sparks. 25 minutes later seen in St Gildas.

29 May 1952 02:33 - Enid, Oklahoma, USA -   B-29 incident. Explanation: Meteor.

29 May 1952 19:00 - San Antonio, Texas, USA -   Bright tubular object tilt from horizontal to vertical

29 May 1952 21:15 - Mount Vernon 12K, Virginia , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by three witnesses. Explanation: Birds.

29 May 1952 23:30 - St-Gildas, France -   A hovering object was observed. One object was observed.

29 May 1952 24:00 - Cholet, France -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by three witnesses.

30 May 1952 00:35 - Vancouver Apt, British Columbia, Canada -   A meteor-like object was observed. One object was observed by several witnesses at an airport very briefly.

30 May 1952 00:35 - Seattle, Washington, USA -   Police incident. Explanation: Meteor.

30 May 1952 01:05 - St Amand.Pech, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by two witnesses for a few seconds.

30 May 1952 04:00 - Fresno S17M, California , USA -   A meteor-like object was observed. One object was observed by one witness for a few seconds (Pino). Explanation: Meteor.

30 May 1952 23:30 - Colmar N, France -   A meteor-like object was observed. One object was observed by two witnesses. Explanation: Meteor.

In June 1952 - Eaubonne, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by four witnesses.

In June 1952 - Elizabeth, New Jersey, USA -   Photos.

In June 1952 Around 2000 - Peoria W, Arizona , USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by two witnesses (Pennell).

In June 1952 Around 2200 - Kehei, Hawaii, USA -   Three objects were observed by one witness for over one minute (Corell).

In June 1952 Before 2200 - Evillers, France -   A flying disc was observed. One disc was observed by four witnesses (Tyrode).

1 June 1952 - South Korea -   Although explained by Blue Book as "ASTRO. FIREBALL" the complete file was gone and listed as "missing.". Explanation: Meteor.

1 June 1952 02:40 - Port Gentil, Gabon -   An unusual object was sighted, that had unconventional appearance and performance. One object, larger than a star, was observed by one witness for over four minutes (Desverguies; Rade).

1 June 1952 20:30 - St Albans, West Virginia, USA -   Nocturnal lights were reported (Maupin).

1 June 1952 Night - Plant City, Lakeland, Florida, USA -   Rapidly moving bluish light.

2 June 1952 - Colmar N, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by two witnesses.

3 June 1952 24:00 - Athens (Athinai), Greece -   A green fireball was observed. One green fireball was observed in a city. Explanation: Meteor.

4 June 1952 - St Prest ..Nigelles, France -   Procession of objects.

4 June 1952 19:30 - Stuttgart, Germany -   Circular object with white lights on the leading edge. Explanation: Aircraft.

4 June 1952 20:20 - Sacramento, California , USA -   One object was observed by two witnesses for over 15 minutes (Meek).

5 June 1952 - Bapeaume, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed.

5 June 1952 19:00 - Castellon.Plana, Spain -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed.

In early June 1952 After 2100 - Charleston, West Virginia, USA -   Unidentified but otherwise conventional objects were sighted. Several objects were observed by more than two witnesses on a highway (Winstead). Explanation: Reflection.

In early June 1952 Night - Tiana Bay, New York, USA -   Three objects were observed by one witness (Ward).

5 June 1952 23:00 - Lubbock, Texas, USA -   8 yellow circular objects

5 June 1952 23:00 - Offutt AFB, Nebraska, USA -   Bright red stationary object for 4-5 minutes

5 June 1952 23:10 - Amarillo AFB, Texas, USA -   Five objects were observed by two witnesses at an airfield (Holihan).

6 June 1952 - Tarbes, France -   Photo

6 June 1952 23:00 - Governors Island, New York, USA -   Four photos of same indistinct light

7 June 1952 - Murray, Utah, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

7 June 1952 - Meknes, Morocco -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed.

7 June 1952 04:00 - Seoul, South Korea -   Security Guards incident. Explanation: Balloon.

7 June 1952 20:30 - Alliance, Ohio, USA -   Two objects were observed by three witnesses (Houston).

7 June 1952 Night - Washington, District Of Columbia, USA -   One object was observed by two witnesses (Henkin).

8 June 1952 - Montbazon, France -   Brilliant circular shaped machine flies to the west over town. Rises rapidly to the north.

9 June 1952 - Minneapolis, Minnesota, USA -   Project Blue Book "unidentified" case. Case file missing.

10 June 1952 19:28 - Dc4, France -   Air France incident.

12 June 1952 19:30 - Fort Smith, Arkansas, USA -   Orange ball with a tail fly with a low angular velocity

12 June 1952 Night - Angouleme, France -   Ovoid object moves in jerky motions. Leaves glowing contrail.

13 June 1952 01:00 - Le Bourget, France -   Airline Pilot incident.

13 June 1952 20:45 - Middletown, Pennsylvania, USA -   Project Blue Book "unidentified" case. Explanation: Balloon.

13 June 1952 20:45 - Middletown, Pennsylvania, USA -   Round orange object

13 June 1952 23:15 - Franklin, Ohio, USA -   Procession of objects.

14 June 1952 - Oklahoma City W15M, Oklahoma, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

15 June 1952 12:00 - Magneville, France -   Woodsmen incident.

15 June 1952 21:00 - Cholet, France -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by seven witnesses.

15 June 1952 23:50 - Louisville, Kentucky, USA -   Large, cigar-shaped object with a blunt front

16 June 1952 - Huddinge, Sweden -   A flying disc was observed. One disc was observed by one female witness, an experienced observor.

16 June 1952 20:30 - Hautmont, France -   Thin metallic donut-shaped UFO with two black spots hovers, maneuvers, and tilts.

16 June 1952 Night - Barcelonnette, France -   One object was observed for 12 seconds.

17 June 1952 01:28 - Cape Cod, Massachusetts, USA -   USAF F-94 incident. Light like a bright star cross the nose of a jet.

17 June 1952 02:30 - Hasselbach, Germany -   40-50 feet frying pan-shaped object with two rows of one foot holes

17 June 1952 20:10 - Pueblo, Colorado , USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by a male witness for 20 minutes (Foster).

18 June 1952 22:00 - Walnut Lake, Michigan, USA -   Orange light zigzag then hover

19 June 1952 Noon - Mayaguez, Puerto Rico, USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed (Isaias).

19 June 1952 13:30 - McChord AFB, Washington, USA -   Lights maneuvered, hovered, "stopping and starting" over Maury Island, 15x the intensity of landing lights. Silver to yellow-white lights in color, television interference reported in area at time.

19 June 1952 21:50 - Trenton, New Jersey, USA -   Nocturnal lights were reported in a residential area for two minutes.

20 June 1952 - St Louis, Missouri, USA -   An unidentified object moving in a straight trajectory across the sky was observed by two witnesses.

20 June 1952 - Ottawa, Ontario, Canada -   Nocturnal lights were reported.

21 June 1952 - Naha, Japan -   Hovered.

21 June 1952 - Cheyenne, Wyoming, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

21 June 1952 Evening - Washington, District Of Columbia, USA -   Local sightings. Explanation: Meteor.

21 June 1952 Evening - Richmond, Virginia , USA -   Local sightings.

22 June 1952 - Naha, Japan -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

22 June 1952 - Stillwater, Oklahoma, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

22 June 1952 02:00 - Cheyenne, Wyoming, USA -   Nocturnal lights were reported.

22 June 1952 22:45 - Pyongthek, K-5 Airstrip, South Korea -   Sergeants incident.

22 June 1952 22:45 - Pyongtaek, South Korea -   Four feet diameter orange object

23 June 1952 - Pacific -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

23 June 1952 03:30 - Oak Ridge, Tennessee, USA -   Project Blue Book "unidentified" case. Bullet-shaped object trailed burnt orange smoke. Seen for 30 seconds.

23 June 1952 21:00 - Mcchord Afb W4M, Washington, USA -   Project Blue Book "unidentified" case. Several yellow-whitish nocturnal lights in V formation make precise maneuvers in sky.

24 June 1952 Around 2200 - Los Alamos, New Mexico, USA -   A meteor-like object was observed. One green fireball was observed by two witnesses near a nuclear test site (Wells). Explanation: Meteor.

25 June 1952 - Vic.Cere, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

25 June 1952 - Dodge City, Kansas, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

25 June 1952 - Tokyo, Japan -   Project Blue Book "unidentified" case.

25 June 1952 20:30 - Chicago, Illinois, USA -   Project Blue Book "unidentified" case. Bright yellow-white egg shaped light, slightly towards Venus with occasionally visible red tail light, made large continuous circle at slow speed.

25 June 1952 21:00 - Sceaux, France -   Procession of objects. Fireballs were observed. Many fireballs were observed by several witnesses for over 15 minutes. Explanation: Meteor.

25 June 1952 21:25 - Philadelphia, Pennsylvania, USA -   Nocturnal lights were reported (Kohn).

26 June 1952 01:30 - Celina, Ohio, USA -   Luminous dark disc flies to the south slow and low across town. No sound. Slight tilt.

26 June 1952 02:45 - Terre Haute, Indiana, USA -   Undescribed object fly at 600 mph

26 June 1952 06:15 - Chelles Coudreaux, France -   Hovered. Explanation: Re-entry.

26 June 1952 20:50 - Valdosta, Georgia, USA -   Two objects were observed (Randolph).

26 June 1952 23:30 - Mitchell Afb, New York, USA -   Nocturnal lights were reported at an airfield.

26 June 1952 23:50 - Pottstown, Pennsylvania, USA -   Three different sightings of flashing lights

27 June 1952 - Urbana, Maryland, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

27 June 1952 - Lemoyne, Pennsylvania, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

27 June 1952 01:40 - Mitchel Afb E20M, New York, USA -   Nocturnal lights were reported at an airfield. Explanation: Balloon.

27 June 1952 18:50 - Topeka, Kansas, USA -   Pulsating red object change shape from circular to a vertical oval

28 June 1952 - Milwaukee, Wisconsin, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

28 June 1952 - Pacific -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

28 June 1952 - Platteville, Wisconsin, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

28 June 1952 - Honshu, Japan -   Project Blue Book "unidentified" case.

28 June 1952 18:00 - Lake Kishkonoug, Wisconsin, USA -   Silver-white sphere become an ellipse

28 June 1952 22:50 - Pacific -   Very bright light pass across the flight path from left to right

30 June 1952 - Enid, Oklahoma, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, about 600 feet across, was observed by one witness (Eubanks).

In July 1952 - Seattle, Washington, USA -   Photo

In Mid- 1952 - Terre Haute, Indiana, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. Nocturnal lights were observed by three witnesses.

In July 1952 - Holland, Ohio, USA -   Nocturnal lights were observed by a female witness (Antoine).

In July 1952 01:00 - La Porte, Indiana, USA -   An unusual object was sighted, that had unconventional appearance and performance. One object, the size of a star, was observed by ten witnesses for two hours (Diedrich).

In July 1952 Around 0100 - Liberty Ese2M, Indiana, USA -   One object was observed for 12 seconds (Jordan).

30 June 1952 03:54 - Columbia, Missouri, USA -   Object at extreme distance irregularly changing color from red to green. Explanation: Star.

In Mid- 1952 Dawn - Zurich Riesbach, Switzerland -   A comet-like object was observed. An unidentified object moving in a straight trajectory across the sky was observed by two witnesses (Farner).

In Mid- 1952 Noon - Palos Park, Illinois, USA -   Hovered.

30 June 1952 19:00 - Scanie, Prov De, Sweden -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed by several witnesses.

In Mid- 1952 20:00 - Boufarik, Algeria -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by three witnesses.

In July 1952 Evening - Lima, Peru -   An unidentified but otherwise conventional object was sighted. Electromagnetic effects were noted. An object, the size of the moon, was observed (Feld).

In Mid- 1952 Evening - West Milford, New Jersey, USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by one witness at a lake for 20 minutes.

30 June 1952 20:38 - Falsterbo, Sweden -   Falling leaf motion.

In Mid- 1952 Night - Louisville, Kentucky, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, about 5 feet across, was observed by a group of male witnesses in a city (Ralph).

In July 1952 23:00 - Mascot, New South Wales, Australia -   ANA incident.

In July 1952 Night - Denver, Colorado , USA -   Luminous saucers, estimated speed 3000mph.

In July 1952 23:45 - Greenhills, Ohio, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by 12 witnesses (Ostendorf).

1 July 1952 - Columbia, Missouri, USA -   A star-like object was observed and photographed. An object which flew in a straight line across the sky was reported (Brown). Explanation: Star.

1 July 1952 - Phoenix, Arizona , USA -   An object which flew in a straight line across the sky was reported (Wolf).

2 July 1952 - Spokane Apt, Washington, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. Nocturnal lights were reported at an airport.

2 July 1952 Around 2100 - Draper, South Dakota, USA -   One object was observed for six seconds (Schwartz).

3 July 1952 - Turner AFB, Georgia, USA -   An unidentified but otherwise conventional object was sighted. An unidentified object moving in a straight trajectory across the sky was observed by military witnesses at an airfield. Explanation: Star.

3 July 1952 23:50 - Chicago, Illinois, USA -   Two disk-shaped objects flew one behind the other. Apparent size 1/3 of full moon. Color bright pastel green with luminescent trails, traveled faster than jet, slower than meteorite.

4 July 1952 - Chicago, Illinois, USA -   Report by USAF officers.

4 July 1952 - Belo Horizonte, Brazil -   Photo taken near Belo Horizonte, Minas Gerais, Brazil.

4 July 1952 - Portland, Oregon, USA -   A flying disc was observed. Multiple independent witnesses. One disc was observed in clear weather by one experienced male witness in a city (Patterson).

4 July 1952 03:00 - Bechar, Algeria -   Hovered.

5 July 1952 21:10 - Norwalk, Connecticut, USA -   One object was observed by one witness on the ocean.

6 July 1952 - Governors Island, New York, USA -   Amateur photographer Neff was making time exposures, didn't see object until film was developed.

6 July 1952 - Tiffin, Ohio, USA -   An unidentified but otherwise conventional object was sighted. An object which flew in a straight line across the sky was reported (Wolf). Explanation: Star.

6 July 1952 20:30 - Annaba, Algeria -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One luminous sphere was observed.

6 July 1952 24:00 - Sidi Bouzid, Tunisia -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

6 July 1952 24:00 - Sfax, Tunisia -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

7 July 1952 - Pacific Nw, USA -   A fireball was observed. One fireball was observed by a male witness. Explanation: Meteor.

7 July 1952 - Denver, Colorado , USA -   Two local independent sightings.

7 July 1952 - Abilene, Texas, USA -   A meteor-like object was observed. Nocturnal lights were reported (Wilson). Explanation: Meteor.

7 July 1952 - Eastern Part, Montana, USA -   A meteor-like object was observed. Nocturnal lights were observed by a male witness. Explanation: Meteor.

7 July 1952 - Fort Bragg, North Carolina, USA -   A meteor-like object was observed. Nocturnal lights were observed by military witnesses at a military facility. Explanation: Meteor.

8 July 1952 20:00 - Wheaton, Illinois, USA -   Two yellow discs paced airliner at lower altitude. one turned gray, turned away.

8 July 1952 21:00 - Paris, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed for over one minute.

8 July 1952 22:00 - Mountain Top, Pennsylvania, USA -   One object was observed by one male witness for 12 seconds (Greiner).

8 July 1952 22:20 - Ottawa, Ontario, Canada -   Army Men incident.

8 July 1952 22:30 - Kentucky, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed.

9 July 1952 - Port Angeles, Washington, USA -   A meteor-like object was observed. Nocturnal lights were observed by military witnesses on the shore. Explanation: Meteor.

9 July 1952 04:00 - Lesquin-Le Bourget, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed.

10 July 1952 19:35 - Chaussin.Goublots, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. An unknown number of objects was observed for a few seconds.

10 July 1952 20:18 - Quantico, Virginia, USA -   Very bright amber glow, stationary then climbing slowly. Explanation: Aircraft.

11 July 1952 - Gibraltar, Mediterranean -   Photo

11 July 1952 - Bloomington, Indiana, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

11 July 1952 21:50 - Hanford, Washington, USA -   Two objects were observed by two witnesses near a nuclear test site (Walton).

11 July 1952 22:30 - Gary, Indiana, USA -   Disc the size of dinner plate, had 3m long tail. Red glow, flew low over houses, extremely fast.

11 July 1952 23:00 - Lamoriciere, Algeria -   Nocturnal lights were reported in a forest.

12 July 1952 - Miami Beach, Florida, USA -   Photo

12 July 1952 - Hanford Aec, Washington, USA -   Two yellow fiery balls of light reported over Hanford Nuclear plant seven days after pilot sighting in same area.

12 July 1952 Around 2000 - St Louis, Missouri, USA -   One object was observed by a male witness (Scott, William H).

12 July 1952 21:00 - Delphi, Indiana, USA -   One light was observed by several male witnesses in a town (Bachert; Bibler; Cook; Green, J).

12 July 1952 Around 2100 - Cincinnati, Ohio, USA -   One object was observed in a city.

12 July 1952 21:05 - Greenfield, Indiana, USA -   Co-pilot saw object paralleling the plane then dropping down. Explanation: Meteor.

12 July 1952 21:13 - Dayton, Ohio, USA -   Two brilliant round white lights hovering at 21,000 ft. Explanation: Star.

12 July 1952 21:30 - Louis Gentil, Morocco -   Nocturnal lights were reported in a city.

12 July 1952 21:45 - Chicago, Illinois, USA -   400 people saw a "large red light with small white lights on the side" come in from the west northwest, make a 180-degree turn directly over their heads, and disappear over the horizon. Explanation: Meteor.

12 July 1952 23:20 - Oslo, Norway -   Luminous ovoid within plasma glow, flew to the northeast. Seen in Stockholm hours later.

13 July 1952 - Emporium, Pennsylvania, USA -   An unidentified but otherwise conventional object was sighted. One object was observed for six hours (Narby). Explanation: Balloon.

13 July 1952 00:30 - Dayton, Ohio, USA -   Hovered.

13 July 1952 20:30 - Arnold, Missouri, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by five witnesses for over three minutes (Moore).

13 July 1952 21:00 - Oukaimeden, Morocco -   White moonsized sphere northeast rapidly to the southwest. Had three stumps on side.

13 July 1952 22:35 - Los Angeles, California , USA -   Nocturnal lights were reported (Hines).

13 July 1952 Night - Indianapolis Se30M, Indiana, USA -   An unusual object was sighted by multiple witnesses, that had unconventional appearance and aerobatic performance. One object was observed by six male witnesses (Case, R).

14 July 1952 - Malmstrom AFB, Montana, USA -   Five UFOs flew north rapidly to the south in V formation, supersonic speed.

14 July 1952 02:05 - Lannersta, Sweden -   A flying disc was observed. One disc was observed by one witness (Lindeberg).

14 July 1952 19:00 - Steelton E, Pennsylvania, USA -   Nocturnal light hovers over Oberlin Gardens. Shoots straight up.

14 July 1952 19:40 - Hillandale, Alabama, USA -   Engineers incident.

14 July 1952 22:00 - Asni, Tizintest, Morocco -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

14 July 1952 22:30 - Bourbonne.Bains, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by several witnesses.

15 July 1952 01:20 - Pasco, Washington, USA -   Mist surrounds UFO. Red, misty glowing UFO, zig-zagged over town, went rapidly to the southeast and away.

15 July 1952 22:40 - Pacific Palisades, California , USA -   Procession of objects.

In mid-July 1952 Night - Julian, California , USA -   Four objects were observed for over 15 minutes (Whiteside).

15 July 1952 23:00 - Boukanefis, Algeria -   Bakers incident.

16 July 1952 - Hebron W1M, Maryland, USA -   Nocturnal lights were reported (Burkehardt).

16 July 1952 00:30 - San Anselmo, California , USA -   Bright yellow saucer stops. Nocturnal lights exit in all directions. Make 90 degree turns.

16 July 1952 20:00 - Hampton Roads, Virginia , USA -   NACA aeronautical engineer Paul R Hill sees four objects that maneuver beyond the capability of earth aircraft. Official explanation: reflection.

16 July 1952 22:00 - Marrakech, Morocco -   Nocturnal lights were reported.

16 July 1952 23:00 - San Antonio, Texas, USA -   Balloon-like object observed. One ball was observed on a railroad. Explanation: Star.

16 July 1952 Night - Madisonville, Kentucky, USA -   Procession of objects.

16 July 1952 Night - Oneida, New York, USA -   Three objects were observed (Medbury).

17 July 1952 - Bells Corners, Ontario, Canada -   Nocturnal lights were reported.

17 July 1952 00:10 - St Paul Sr33, Minnesota, USA -   Four 2' diameter discs at 200 feet altitude, make sharp turns during lightning storm.

17 July 1952 01:20 - Elizabeth City, North Carolina, USA -   Nocturnal lights were reported in a town.

17 July 1952 02:15 - Colorado , USA -   Nocturnal lights were reported (Smay).

17 July 1952 19:00 - Vaux, Aisey, France -   Procession of objects. Explanation: EM.

17 July 1952 21:10 - Lockbourne AFB, Ohio, USA -   Amber-colored elliptical-shaped object with a small flame

17 July 1952 22:00 - Rapid City, South Dakota, USA -   Master Sergeant incident.

17 July 1952 22:00 - Salem N, Ohio, USA -   Nocturnal lights were reported on a farm.

17 July 1952 Around 2300 - Fulton, New York, USA -   A meteor-like object was observed. One object was observed (Kinne; Matthews). Explanation: Meteor.

17 July 1952 Around 2300 - Massena, New York, USA -   A meteor-like object was observed. One object was observed (Jacobs).

18 July 1952 - Halifax, Nova Scotia, Canada -   Nocturnal lights were reported.

18 July 1952 Around midnight - River Edge, New Jersey, USA -   A flying disc was observed. One orange disc was observed by one male witness in a town for two minutes (Page; Pett).

18 July 1952 02:00 - Washington, District Of Columbia, USA -   Procession of objects. Bright orange discs, single file, veered and disappeared in regular sequence.

18 July 1952 02:45 - Denver, Colorado , USA -   Lights, path back-and-forth flight.

18 July 1952 02:45 - Denver, Colorado , USA -   Lights, path back-and-forth flight.

18 July 1952 18:05 - London, UK -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by several witnesses in a city.

18 July 1952 20:50 - Front Royal, Virginia , USA -   Whitish globe flies rapidly to the southeast, stops over Front Royal, zigzags back rapidly to the northwest at high speed.

18 July 1952 21:50 - Placitas, New Mexico, USA -   Nocturnal lights were reported in a residential area.

18 July 1952 22:00 - Veronica, Argentina -   Unusual objects were sighted, that had unconventional appearance and performance. Six objects were observed by several witnesses in a city.

18 July 1952 22:45 - Patrick AFB, Florida, USA -   Amber lights maneuvered near air base. Project Blue Book "unidentified" case.

19 July 1952 - Patrick AFB, Florida, USA -   Unusual objects were sighted, that had unconventional appearance and performance. More than two objects were observed at an airfield.

19 July 1952 00:00 - S, USA -   Tobacco Farmer incident.

19 July 1952 02:30 - Shawinigan Falls, Quebec, Canada -   Two objects were observed by one witness for 30 minutes (Kinder).

19 July 1952 02:55 - Williston, North Dakota, USA -   Elliptical-shaped object with a light fringe, descend fast

19 July 1952 20:05 - Charlton Flats, California , USA -   One object was observed for over 15 minutes (Daggett).

19 July 1952 21:00 - Lafayette, Indiana, USA -   A cigar-shaped object was observed. One cigar-shaped object was observed in a town for over one minute.

19 July 1952 22:00 - Chicago, Illinois, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed in a city.

19 July 1952 22:50 - Bald Top, California , USA -   Seven round flat objects at sea level. one ascends and 5 follow in spirals. one stays behind for 20 minutes.

19 July 1952 23:30 - Oisilly, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, about 1 foot across, was observed by five witnesses for a few seconds.

19 July 1952 23:35 - Elkins Park, Pennsylvania, USA -   Saw two star-like lights maneuver, hover and speed

19 July 1952 23:50 - Teterboro, New Jersey, USA -   A flying disc was observed. One orange ball was observed by one male witness at an airport for two minutes (Pett).

20 July 1952 - Casablanca, Morocco -   An unidentified but otherwise conventional object was sighted. Nocturnal lights were reported. Explanation: Star.

20 July 1952 - Wright-Patterson AFB, Ohio, USA -   Photo

20 July 1952 - Ottawa, Ontario, Canada -   Nocturnal lights were reported.

20 July 1952 00:20 - Lavallette, New Jersey, USA -   Project Blue Book "unidentified" case. Chemistry professor sees lights he descirbed as resembling those seen over Washington.

20 July 1952 19:50 - Charlton Flats, California , USA -   One object was observed for five minutes (Daggett).

21 July 1952 - Wertsburg, Germany -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

21 July 1952 - Holyoke, Massachusetts, USA -   Project Blue Book "unidentified" case. Round, orange-yellow object, flashed downward.

21 July 1952 - Holyoke, Massachusetts, USA -   Round, yellow, flashing light fly downward

21 July 1952 18:30 - Wiesbaden, Germany -   Four bright yellowish lights separate into two and fly away

21 July 1952 20:10 - Terre Haute, Indiana, USA -   Nocturnal lights were reported in a city.

21 July 1952 22:00 - Patrick AFB, Florida, USA -   An unusual object was sighted, that had unconventional appearance and performance. Nocturnal lights were reported at an airfield. Explanation: Balloon.

21 July 1952 Night - Albuquerque, New Mexico, USA -   One object was observed by one witness (Kowall).

22 July 1952 - Keystone Heights, Florida, USA -   Nocturnal lights were reported (Terrel).

22 July 1952 02:25 - Newport, Rhode Island, USA -   Nocturnal lights were reported (Costa).

22 July 1952 21:00 - Manchester, New Hampshire, USA -   One object was observed (Nugent).

22 July 1952 Around 2100 - Millville S20M, New Jersey, USA -   One object was observed by one witness (Curio).

22 July 1952 22:00 - Monroe N, Louisiana, USA -   Nocturnal lights were reported.

22 July 1952 22:15 - Wallington, New Jersey, USA -   An aircraft-like object was observed. One aircraft-like object was observed by two witnesses in a residential area. Explanation: Aircraft.

22 July 1952 22:40 - Sioux City, Iowa, USA -   One disc was observed in a city for a few minutes.

22 July 1952 22:50 - Portales, New Mexico, USA -   Lights in V formation cross sky at Drive-In theater, reverse direction.

22 July 1952 Night - Westfield, Maine, USA -   Three objects were observed in a town (Buck).

22 July 1952 23:20 - West Brighton, New York, USA -   Nocturnal lights were reported in a residential area.

23 July 1952 - Bron Apt, France -   Hovered.

23 July 1952 - Plaisance, Italy -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by several witnesses.

23 July 1952 00:50 - Altoona, Pennsylvania, USA -   USAF F-94 incident.

23 July 1952 02:00 - Springfield, Massachusetts, USA -   Orange glowing ovoid, maneuvers in T pattern for 40 minutes. Twinkles.

23 July 1952 02:30 - Lexington Park Se, Maryland, USA -   Nocturnal lights were reported on the ocean.

23 July 1952 03:00 - Gordonsville, Virginia , USA -   Four teardrop shaped flames flew rapidly to the east, veered sharply upward. Repeated maneuver.

23 July 1952 04:10 - Santa Cruz, California , USA -   GOC incident. Explanation: Balloon.

23 July 1952 19:55 - Lockbourne AFB, Ohio, USA -   Numerous witnesses observed four objects hovering in the vicinity of the Lockbourne AFB, Columbus, Ohio, for 22 minutes. The objects were round and fluorescent white in color. Official explanation: balloon (Walters).

23 July 1952 20:20 - Misawa Afb E, Japan -   USAF F-94 incident. Explanation: Star.

23 July 1952 20:30 - Hapeville, Georgia, USA -   Nocturnal lights were observed by one witness in a town.

23 July 1952 21:15 - Culver City, California , USA -   Aircraft Workers incident. Explanation: Balloon.

23 July 1952 21:45 - Olympia, Washington, USA -   Nocturnal lights were reported (Levasseur).

23 July 1952 Around 2200 - California , USA -   Nocturnal lights were reported (Orfeo).

23 July 1952 23:35 - South Bend, Indiana, USA -   Project Blue Book "unidentified" case. two bright blue-white objects flew together, then the rear one veered off after ~9 minutes.

23 July 1952 23:50 - Gilcy-Sur-Tille, France -   A flying disc was observed. One disc was observed in a forest.

24 July 1952 - St-Loup, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by four witnesses.

24 July 1952 - Chicago, Illinois, USA -   A meteor-like object was observed. Nocturnal lights were reported. Explanation: Meteor.

24 July 1952 - Houston, Texas, USA -   Nocturnal lights were reported at a park.

24 July 1952 00:10 - Flushing, New York, USA -   Nocturnal lights were reported in a residential area.

24 July 1952 01:30 - Lakeland, Georgia, USA -   Nocturnal lights were observed by one male military witness in a town. Explanation: Balloon.

24 July 1952 05:00 - Lapwai Ne, Idaho, USA -   Nocturnal lights were observed by two witnesses.

24 July 1952 08:30 - Travis AFB, California , USA -   Project Blue Book "unidentified" case. Bright orange light looked like it was landing at air base, then hovered, made slow turn to the west, shot off at high speed.

24 July 1952 19:30 - Arnheim, Netherlands -   Four discs pass, then 50 Saturn-shaped objects follow in V formation. Suddenly shoot straight up.

24 July 1952 22:30 - Key West, Florida, USA -   Orange balls of light in circular orbit over sea. "Not planes."

24 July 1952 Night - Door Peninsula, Wisconsin, USA -   An unusual object was sighted, that had unconventional appearance and performance. One shiny disc was observed on a highway for over one minute.

25 July 1952 Evening - New York, New York, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by more than four witnesses in a town for six seconds. Explanation: Mirage.

25 July 1952 After 2100 - Topeka, Kansas, USA -   Nocturnal lights were reported (Gifford).

25 July 1952 Night - Cincinnati, Ohio, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed in a city (Stringfield). Explanation: Balloon.

26 July 1952 - Darwin, Northern Territory, Australia -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by several witnesses.

26 July 1952 - West Virginia, USA -   Procession of objects.

26 July 1952 - New York, New York, USA -   Three amber edged white flashing objects traveling at Mach 1. Explanation: Weather.

26 July 1952 00:05 - Kirtland AFB, New Mexico, USA -   8-10 orange balls in V-formation

26 July 1952 00:15 - Kansas City, Missouri, USA -   Light with red-orange flashes descend in the NW

26 July 1952 18:00 - Key West NAS, Florida, USA -   Hundreds see UFO with red light. Ship follows it out to sea.

26 July 1952 19:17 - Plainview, Texas, USA -   Stationary object move in a slight descent changing color. Explanation: Balloon.

26 July 1952 21:08 - Edwards AFB, California , USA -   More than 24 objects were observed by a male military witness at an airfield.

26 July 1952 21:30 - Omaha, Nebraska, USA -   Nocturnal lights were reported in a city. Explanation: Reflection.

26 July 1952 22:00 - Miami, Florida, USA -   Nocturnal lights were observed by two witnesses in a town.

26 July 1952 22:04 - Florence, South Carolina, USA -   Two crew members saw a steady white light traveling at high speed. Explanation: Star.

26 July 1952 22:40 - Santa Cruz, California , USA -   Nocturnal lights were observed by a male witness at a mountain. Explanation: Balloon.

26 July 1952 22:40 - Ann Arbor, Michigan, USA -   Glowing objects in formation.

26 July 1952 22:45 - Palat, Algeria -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by four witnesses at a mountain.

26 July 1952 Night - Washington, Virginia , USA -   CAA incident. Explanation: Malfunct.

26 July 1952 Around 2300 - Dallas, Texas, USA -   Nocturnal lights were reported (Beardsley).

26 July 1952 23:00 - Praia.Granja, Portugal -   Nocturnal lights were reported.

26 July 1952 23:00 - Oran, Algeria -   Flat egg-shaped object.

27 July 1952 - Indianapolis, Indiana, USA -   Unusual objects were sighted, that had unconventional appearance and performance. Three objects were observed by eight witnesses for 99 minutes.

27 July 1952 - Wilmington, Delaware, USA -   Project Blue Book "unidentified" case. Vertical cigar follows jets at same speed. Had domed ends. Big flash and object vanished.

27 July 1952 00:05 - Columbus, Ohio, USA -   A white light with four flashing lights stationary then move

27 July 1952 06:40 - Ligny.Barrois, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by one witness.

27 July 1952 20:30 - Wichita Falls, Texas, USA -   Project Blue Book "unidentified" case. two phosphorescent saucers at 1000mph. Seen for 15 seconds.

27 July 1952 20:30 - Witchita Falls, Texas, USA -   Two disc-shaped objects illuminated by a phosphorus light

27 July 1952 21:30 - New York, New Jersey, USA -   An object was observed and photographed. Multiple independent witnesses. One object was observed by three male witnesses, two of them an experienced observors, as reported to the police, in a city (Conger). Explanation: Lensflare.

27 July 1952 22:15 - Battle Creek, Michigan, USA -   14 objects were observed by two witnesses.

27 July 1952 23:30 - Spokane, Washington, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. 12 objects were observed by two witnesses at a drive-in for 30 minutes.

27 July 1952 23:50 - Ripley, New York, USA -   GOC incident. Explanation: Balloon.

28 July 1952 - Nuevitas, Cuba -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported.

28 July 1952 - York, Pennsylvania, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported.

28 July 1952 - Dayton, Ohio, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported. Explanation: Balloon.

28 July 1952 - Florence, South Carolina, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported.

28 July 1952 - Olathe Nas, Kansas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported at an airfield.

28 July 1952 - Lake Charles Afb, Louisiana, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported at an airfield.

28 July 1952 - Chicago, Illinois, USA -   An unidentified but otherwise conventional object was sighted. An object which flew in a straight line across the sky was reported. Explanation: Star.

28 July 1952 - Phoenix, Arizona , USA -   An aircraft-like object was observed. One aircraft-like object was observed. Explanation: Aircraft.

28 July 1952 - Hill AFB, Utah, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported at an airfield. Explanation: Balloon.

28 July 1952 - Honolulu, Hawaii, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported.

28 July 1952 - Mn-Wi Border, Minnesota, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. An object which flew in a straight line across the sky was reported on a farm.

28 July 1952 00:11 - Jersey City, New Jersey, USA -   GOC incident.

28 July 1952 01:00 - S Central, Indiana, USA -   Various sites.

28 July 1952 01:00 - Franklin, Indiana, USA -   One orange, one white light, chased each other in "dog fight."

28 July 1952 21:00 - Cairo, Illinois, USA -   GOC incident.