3 January 1952 13:30 - Lake Helen, Florida, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One disc, about 40 feet across, was observed by one witness for over 15 minutes (Gormley; Griffin).

4 January 1952 07:00 - Navarre W, New Mexico, USA -   Newspaper Editor incident. Explanation: Meteor.

6 January 1952 09:05 - Agde, France -   Pilots incident.

7 January 1952 10:45 - Apple Valley Apt, California , USA -   Dot appeared in western sky that grew to a golden shining disc, 100 feet diameter, cavorted for several minutes, made 90 degree turns, no noise. Flew away at 2x jet's speed.

13 January 1952 Daytime - Shemya A Island, Alaska, USA -   An unusual object was sighted by multiple witnesses, that had unconventional appearance and aerobatic performance. One object was observed by one witness on the shore briefly (White).

16 January 1952 Afternoon - Artesia, New Mexico, USA -   Scientists observe a 180-foot-diameter object circle around a balloon they are tracking at 112,000 feet altitude.

17 January 1952 Around 1500 - Volcano Fuego Guatemala City S, Guatemala -   American living in Guatemala saw UFO from bus. Also second witness. Level flight path 15 seconds, then instantaneous vertical ascent two seconds. 400mph, reassumed initial course.

20 January 1952 Afternoon - Manchester S, Vermont, USA -   Unidentified spherical objects were sighted, that had an extraordinary appearance or performance. Less than three balls were observed by two witnesses on a road for a few seconds (Leach).

21 January 1952 09:50 - Mitchell AFB, New York, USA -   Navy TBM torpedo bomber chased a dome-shaped circular white object, which then flew rapidly away in the distance. Official explanation: balloon.

30 January 1952 10:35 - Hampton Bays, New York, USA -   Reports of man parachuting into Tiana Bay. Police and USCG search, find nothing. Speculate that probably saw weather balloon floating into the water. Explanation: Balloon.

In February 1952 17:30 - Lake Charles Afb, Louisiana, USA -   An unidentified but otherwise conventional object was sighted. One object was observed by three witnesses for five minutes (Stevenson).

10 February 1952 12:00 - Bandar Abbas, Iran -   A mysterious explosion was reported. One object was observed by several witnesses on the shore.

11 February 1952 12:05 - Kansas City, Missouri, USA -   Hovering object seen near B-36. Explanation: Balloon.

11 February 1952 Daytime - Custer, South Dakota, 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 briefly (Clark).

13 February 1952 15:45 - C54, Pacific -   MATS incident. Explanation: Aircraft.

In mid-February 1952 Daytime - Dayton, 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 one witness briefly (Javins).

18 February 1952 06:45 - Albuquerque, New Mexico, USA -   Unidentified but otherwise conventional objects were sighted. Two objects were observed by one witness in a canyon for over 12 minutes (Morris; Redman).

19 February 1952 15:00 - Socorro, New Mexico, USA -   An unidentified but otherwise conventional object was sighted. One object was observed by one witness in a desert for two hours (Jaramillo).

19 February 1952 Afternoon - Rio Puerco, New Mexico, USA -   Balloon-like object observed. One ball was observed by one witness (Peckum). Explanation: Balloon.

19 February 1952 15:02 - Greenfield, Massachusetts, USA -   Unusual objects were sighted, that had unconventional appearance and performance. Three discs, larger than a star, were observed in clear weather by one male 50-year-old witness for 18 seconds (Baller).

21 February 1952 10:30 - Central, 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 witness (Roos).

21 February 1952 Daytime - Harrisonburg, Virginia , USA -   More than one object was observed.

22 February 1952 11:00 - El Paso, Texas, USA -   Photo. Explanation: Coincidenc.

22 February 1952 Daytime - Keysville, Virginia , USA -   Silver cigar moves across sky in short bursts of motion.

25 February 1952 14:30 - Gassville Sw7M, Arkansas, USA -   Turkeys panic. Hoops tilt at high altitude, light reflects from invisible center.

25 February 1952 17:13 - Sacramento, California , USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by one witness for 30 seconds (Leonard).

29 February 1952 10:00 - La Puente, California , USA -   Unidentified objects were sighted, that had an unusual appearance or performance. Two objects were observed by one witness for ten minutes (Knowlton).

In March 1952 12:00 - Glendale, California , USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Less than four objects were observed by several witnesses for ten minutes (Plante).

In March 1952 Daytime - Biel, Switzerland -   Photo of mushroom-shaped object seen sidways-on.

In March 1952 14:30 - Kirksville, Missouri, USA -   TWA C-54 incident.

In March 1952 16:00 - San Bruno, California , USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by one witness (Collier).

29 February 1952 16:30 - Van Etten, New York, USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by two witnesses for five minutes (Palomski).

1 March 1952 11:44 - Goose Afb, Labrador, Canada -   MATS incident. Explanation: Aircraft.

1 March 1952 16:20 - Brooklyn, New York, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by one witness briefly (Grimstead).

In early March 1952 09:15 - Philadelphia, Pennsylvania, USA -   Three objects were observed by one witness for several minutes (Pearce).

5 March 1952 15:50 - Needles, 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 for over four minutes (Crump).

7 March 1952 Daytime - Tucson, Arizona , USA -   Two flat silver objects park in sky over suburbs for several minutes. No radar detection.

8 March 1952 - Twin Falls, Idaho, USA -   A daytime disc was reported (Ulrich).

8 March 1952 10:30 - 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 one witness very briefly (Hendricks).

12 March 1952 18:15 - Columbus, Ohio, USA -   Cylinder turns twice rapidly to the north. Explanation: Aircraft.

In mid-March 1952 13:15 - Mexico, 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 one witness for 42 seconds (Galbraith).

15 March 1952 16:15 - La Bajada, New Mexico, USA -   An unidentified but otherwise conventional object was sighted. One object was observed by one witness for a few seconds (Wesley).

15 March 1952 16:30 - Kirtland AFB, New Mexico, USA -   USAF incident. Flattened oval as large as B-29. Explanation: Balloon.

19 March 1952 12:00 - South Ozone Park, 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 two witnesses for 18 seconds (Dunn).

In late March 1952 13:00 - Los Angeles, 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 for a few seconds (Nadina).

26 March 1952 14:00 - Grants Pass N, Oregon, USA -   Unusual objects were sighted, that had unconventional appearance and performance. Five objects were observed by several witnesses for ten minutes.

27 March 1952 - Chicago, Illinois, USA -   Discs exit cloud. Flip over completely, return to same cloud.

27 March 1952 12:55 - Downey, California , USA -   Bright aluminum spot of light hung motionless above aircraft plant for 15 minutes, appeared to turn on edge, went straight up out of sight.

29 March 1952 Noon - Colmar Manor, -   One object was observed by one witness for over one minute (Barrow).

29 March 1952 Noon - Colmar Manor, Maryland, USA -   One object was observed by one witness.

In April 1952 13:30 - Moody Afb Nw, Georgia, USA -   Zigzag maneuvers.

31 March 1952 15:00 - Greenfield, Massachusetts, USA -   Pair of rings, one above other, flew in parallel, spun in clockwise direction, maneuvered, banked, shot away 1500mph.

In April 1952 19:00 - Newman, New Mexico, USA -   A flying disc was observed. One disc was observed by one experienced male witness.

1 April 1952 13:05 - Stockton, Kansas, USA -   An unidentified but otherwise conventional object was sighted. One object was observed by a male witness in a town for 40 minutes (Marshall).

2 April 1952 09:00 - Lake Mead, Nevada, USA -   An unidentified but otherwise conventional object was sighted. One object was observed by two military witnesses for several hours (Smith). Explanation: Balloon.

3 April 1952 08:15 - Benson, Arizona , USA -   An unidentified but otherwise conventional object was sighted. One object was observed by one military witness at an airport for over 60 minutes (Logan; Wilkerson).

3 April 1952 08:15 - Marana, Arizona, USA -   Pilot of T-6 aircraft and six pilots on ground saw a motionless, bright aluminum shiny oblong object above 54,000 feet. Explanation: Balloon.

3 April 1952 08:30 - Roswell, New Mexico, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by one witness (Schor).

3 April 1952 14:45 - Nellis AFB, Nevada, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. More than 12 objects were observed by five witnesses near a nuclear test site for over three minutes (Royle).

4 April 1952 - Port Hammond, British Columbia, Canada -   A daylight disc was observed by a male witness (Harms).

5 April 1952 10:40 - Phoenix, Arizona , USA -   Project Blue Book "unidentified" case. Large dull-gray disc sighted, then two more. Explanation: Aircraft.

5 April 1952 10:40 - Phoenix, Arizona, USA -   Large, dull grey circular object, followed by two more, fly straight and level at high speed.

5 April 1952 12:00 - San Francisco, California , USA -   Clear photo of ovoid UFO in broad daylight.

5 April 1952 21:15 - Miami, Florida, USA -   Four dark circular objects with mostly fuzzy edges each Vi the angular size of Moon.

6 April 1952 14:59 - Temple, Texas, USA -   50-75 grey white discs

7 April 1952 18:00 - St Louis, Missouri, USA -   Hovered.

8 April 1952 13:44 - Pear Blossom, California , USA -   CBS-TV staff engineer saw copper-red disc, sharply defined, flying "unbelievably fast." No sound, no contrail.

9 April 1952 - Pecos, Texas, USA -   Bethune.

9 April 1952 15:05 - Pintada, New Mexico, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by several witnesses (Dimas).

10 April 1952 - Pecos W6M, Texas, USA -   An unusual object was sighted that had unconventional appearance and aerobatic performance. One object, about 80 feet across, was observed for five minutes.

11 April 1952 14:00 - Timiskaming County, Ontario, Canada -   Six silent discs leave vapor trails, go up and down, "not planes".

11 April 1952 Afternoon - Temiscaming, Quebec, Canada -   Six silent discs leave vapor trails, go up and down, "not planes".

11 April 1952 18:25 - Washington, Indiana, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One streak was observed by several witnesses for over four minutes.

13 April 1952 Dawn - Los Alamos, New Mexico, USA -   Unidentified but otherwise conventional objects were sighted. Three objects were observed by one witness near a nuclear test site briefly.

14 April 1952 - Anchorage, Alaska, USA -   Huge disc-shaped UFO crosses sky. Seen for 30 minutes.

14 April 1952 12:35 - La Crosse, Wisconsin, USA -   Light colored objects fly in V-formation - Tremendous speed

14 April 1952 Daytime - Maddock W2M, North Dakota, USA -   Object changed course twice, then began to wobble or flutter, then shot away on heading of 345 degrees. No sound or exhaust, tilted upward, shot up, gone in a few seconds.

15 April 1952 09:30 - Frenchman Flat, Nevada, USA -   4-6 flying discs pass through atomic cloud after A-Bomb test.

15 April 1952 19:40 - Santa Cruz, California, USA -   Two faint objects flying fast along the horizon

16 April 1952 08:00 - Haliburton, Ontario, Canada -   Unusual objects were sighted, that had unconventional appearance and performance. Two objects were observed by two witnesses for five minutes (Baker).

16 April 1952 15:30 - North Bay, 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.

16 April 1952 20:15 - Madison, Wisconsin, USA -   Observed five or six semi-circular objects almost overhead, glowing with a yellowish-white light. Explanation: Aircraft.

17 April 1952 06:47 - Salt Lake City, Utah, USA -   To the south southwest .

17 April 1952 09:00 - Williamsport, Pennsylvania, 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 for a few seconds.

17 April 1952 Morning - Scarborough, 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 briefly.

17 April 1952 11:00 - North Bay, 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 numerous witnesses briefly.

17 April 1952 12:05 - Nellis AFB, Nevada, USA -   18 dull white discs rapidly to the east at 1200mph, 40,000 feet altitude. One made zig-zag turns.

17 April 1952 14:30 - Muncie, Indiana, USA -   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 two witnesses briefly (Crawley; Gaddis).

17 April 1952 15:05 - Yuma, Arizona , USA -   9575 TSU, Weather Observers incident.

17 April 1952 16:00 - Sault Ste Marie, Michigan, USA -   Balloon-like object observed. One ball was observed by one witness for over one minute (McNeil). Explanation: Balloon.

18 April 1952 07:00 - Montreal, Quebec, 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 a few seconds (Lawrence).

18 April 1952 Daytime - Hawkesbury, Ontario, Canada -   Mysterious explosions were reported. Two objects were observed by several witnesses on a river.

18 April 1952 Daytime - South Jutland, Denmark -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Several objects were observed by numerous witnesses.

18 April 1952 Afternoon - Brooks Range, Alaska, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Several objects were observed.

19 April 1952 11:30 - Hammond, Bc, Ontario, Canada -   An unidentified but otherwise conventional object was sighted. One object was observed.

19 April 1952 Daytime - Barcelona, 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.

19 April 1952 Daytime - Valencia, Spain -   Several objects were observed by several witnesses.

19 April 1952 14:30 - Brooklyn, New York, USA -   Silvery cigar s light orange streak 2/3 of the way to top for its entire length. Went into a cloud, causing a sparkling light to emanate from cloud, did not emerge.

19 April 1952 14:40 - Red Bluff, California , USA -   Project Blue Book "unidentified" case. GOC observer saw two bullet-shaped object fly fast and straight for 25 seconds.

20 April 1952 10:12 - Detroit, Michigan, 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.

20 April 1952 11:30 - London, Ontario, Canada -   TCA incident.

20 April 1952 Daytime - Long Prairie, Minnesota, USA -   A daylight disc was observed by a male witness (Masonick).

21 April 1952 08:00 - Almansa, Spain -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Four objects were observed by a male witness for over one minute.

21 April 1952 10:30 - Walla Walla, Washington, USA -   Eight crescent-shaped objects fly over town, straight and level.

21 April 1952 14:30 - Browerville, Minnesota, USA -   Dull-gray disc with hump in middle, something like a fin, made no noise at first but as it was fading away behind some trees "we heard a very low hum." No vapor trail, estimated speed 300mph.

22 April 1952 12:15 - Condon N, Oregon, USA -   Three discs in V formation moving rapidly to the east, larger disc turns and leads. Brown on bottom, silver tops.

22 April 1952 12:30 - Temple Bar, Colorado River, Nevada, USA -   Three hours after atomic bomb test, propeller shaped object moved at high speed, high altitude across sky. Took only few seconds to come into view and go clear across sky, rapidly to the southeast.

23 April 1952 09:30 - Watertown, Massachusetts, USA -   Engineer incident.

23 April 1952 10:45 - Albuquerque, 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 two male witnesses at an airfield for 12 seconds (Hawk).

23 April 1952 17:00 - Fort Worth, Texas, USA -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Less than 50 objects were observed by one witness.

24 April 1952 Around 0500 - Bellevue, Vermont, USA -   CAP incident.

24 April 1952 20:10 - Clovis, New Mexico, USA -   Orange-amber lights, sometimes separate, sometimes fused

25 April 1952 Daytime - 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 two witnesses briefly (Kennedy).

26 April 1952 Daytime - Lake Wilcox, Ontario, Canada -   A flying disc was observed. One disc was observed for six seconds.

27 April 1952 08:08 - Grand Rapids, Michigan, USA -   A flying disc was observed. One disc was observed by one witness for 18 seconds (Sturegon). Explanation: Aircraft.

27 April 1952 16:15 - Seville, Michigan, USA -   Silver oval roll, descend and stop

28 April 1952 17:00 - Homewood, Illinois, USA -   Two civilian witnesses reported to the Air Force that an object in the SE that resembled a white parachute was apparently circling a large airplane for about three minutes.

28 April 1952 18:50 - Lake Tanwax, Washington, USA -   Unidentified objects were sighted, that had an unusual appearance or performance. 10 objects were observed briefly.

29 April 1952 08:00 - Singapore, Singapore -   A cigar-shaped object was observed. One silver cigar-shaped object was observed by a male witness in a city for over one minute.

29 April 1952 Daytime - Irun, Spain -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Several objects were observed by three witnesses.

29 April 1952 15:30 - Marshall, Texas, USA -   Project Blue Book "unidentified" case. White disc in slow, low flight path, made side-to-side oscillations.

30 April 1952 07:46 - Moriarty AFB, New Mexico, USA -   Two reports of same UFO. Radar tracking of 4,000 mph first. Explanation: Malfunct.

30 April 1952 12:00 - Ceuta, Morocco -   Procession of objects.

30 April 1952 13:30 - Malibu Beach, California , USA -   An unidentified but otherwise conventional object was sighted. One object was observed by four witnesses for ten minutes (McAllister).

In May 1952 17:00 - Bechar, Algeria -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

1952 May 1 to 20 17:20 - George AFB, California , USA -   A series of eight observations of flying objects were made by Air Force ground and air observors over a three week period.

30 April 1952 18:00 - South Korea -   Two white-silver discs rumbled high in sky over valley over front lines. Later two anomalous holes, 25' apart, 2' wide, 7.5' long were found in ground.

1 May 1952 05:32 - Moses Lake, Washington, USA -   AEC Employee incident. Explanation: Aircraft.

1 May 1952 07:58 - Palomar Gardens, California , USA -   Photo of cigar-shaped object.

1 May 1952 09:10 - Tucson, Arizona, USA -   Two shiny round 20-25-foot objects. Explanation: Aircraft.

1 May 1952 10:50 - George AFB, California , USA -   Lt. Colonel incident.

1 May 1952 10:50 - Apple Valley, California, USA -   Five flat white discs about the diameter of a C-47's wingspan

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

5 May 1952 - Durango, Colorado , USA -   Two silver discs near Vanadium Corportation's uranium processing plant.

5 May 1952 11:30 - Kampung Che Rose, Malaysia -   A flying disc was observed. One blue disc was observed by more than three witnesses.

7 May 1952 01:00 - Barra da Tijuca, Brazil -   Barra da Tijuca photos. Official explanation: hoax.

7 May 1952 12:15 - Keesler AFB, Mississippi, USA -   Aluminum or silver cylindrical object dart in and out of the clouds ten times.

7 May 1952 13:30 - Nashville S, Tennessee, USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed by one witness for over five minutes. Explanation: Balloon.

8 May 1952 18:00 - La Roche Sur Yon, 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 08:40 - Poitiers, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed by two witnesses.

10 May 1952 14:00 - Albuquerque, New Mexico, USA -   Two silvery disc-shaped objects

10 May 1952 18:00 - La Roche.Yon, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed by 12 witnesses (Faivre).

11 May 1952 12:20 - George AFB, California , USA -   2 reports of same UFO. Explanation: Aircraft.

12 May 1952 13:45 - Paris, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

12 May 1952 18:30 - La Roche.Yon, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed by four witnesses (Faivre).

13 May 1952 04:50 - Yuma, Arizona , USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by one witness at an airport for a few seconds (Malin). Explanation: Reflection.

13 May 1952 09:30 - Oujda, Morocco -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed.

13 May 1952 09:30 - Santarem, Portugal -   Dazzingly brilliant sphere with vapor trail observed for several minutes. Explanation: Aircraft.

13 May 1952 13:55 - George AFB, California , USA -   T-6 incident. Explanation: Balloon.

13 May 1952 19:20 - Mayaguez, Puerto Rico, USA -   Project Blue Book "unidentified" case. two orange balls, one hovers, one darts out and back.

14 May 1952 - National City, California, USA -   Meteor-like object seen descending in a curving path to the northwest over the San Diego Bay area

14 May 1952 13:05 - George AFB, California , USA -   T-6 incident. Explanation: Balloon.

In mid-May 1952 13:30 - Gallman W2M, Mississippi, USA -   One object was observed for six seconds (Wells).

15 May 1952 18:30 - La Roche.Yon, France -   Two objects were observed by four witnesses (Faiure).

15 May 1952 20:00 - North Korea, North Korea -   F-51 18th Fighter-Bomb Group incident. Explanation: Flare.

16 May 1952 15:30 - Remote, Oregon, USA -   One object was observed by a female witness (Beers).

16 May 1952 16:30 - Rio De Janeiro Apt, Brazil -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed at an airport for ten minutes (Concalves).

18 May 1952 - Greenville, South Carolina, USA -   Four amateur astronomers observed a diamond-shaped formation, oval shaped objects, wobbled in flight

20 May 1952 13:25 - George AFB, California , USA -   A flying disc was observed. One disc was observed by several military witnesses at an airfield for five minutes. Explanation: Balloon.

22 May 1952 03:20 - Rainy Lake, Minnesota, USA -   Unusual objects were sighted, that had unconventional appearance and performance. More than one object was observed by a male witness at a lake for a few seconds (McClellan).

22 May 1952 Around 1800 - Port Allegany, Pennsylvania, USA -   One object was observed by four witnesses (Benson).

22 May 1952 18:30 - La Roche.Yon, France -   Procession of objects. Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Many objects were observed.

23 May 1952 16:45 - Kirtland AFB, New Mexico, USA -   Silvery or aluminum color flat on the bottom, slightly rounded on top. Explanation: Debris.

24 May 1952 01:27 - Zuni, New Mexico, USA -   Two reddish torpedo-shaped objects appear in front of the aircraft

25 May 1952 09:00 - New Jersey Shore, New Jersey, USA -   Fishermen incident.

25 May 1952 21:15 - Walnut Lake, Michigan, USA -   Large white circular object having dark sections on its rim

26 May 1952 10:30 - Tyler, Texas, USA -   Unidentified objects were sighted, that had an unusual appearance or performance. Three objects were observed by two witnesses (O'Byrne).

28 May 1952 10:30 - Saigon, Vietnam -   Project Blue Book "unidentified" case. Cloud churns and silver disc exits, then returns to cloud.

28 May 1952 13:15 - Modane, France -   A daytime disc was reported.

28 May 1952 13:45 - Albuquerque Ne, New Mexico, USA -   Firemen incident.

28 May 1952 14:00 - Albuquerque, New Mexico, USA -   Fireman incident.

29 May 1952 14:30 - Edwards AFB, California , USA -   Several technicians see two metallic discs curve through sky, three moving rapidly to the west, leave no contrails. 400 mph. Explanation: Aircraft.

29 May 1952 19:00 - San Antonio, Texas, USA -   AF pilot on ground. Cylinder tilts vertically and horizontally. Explanation: Meteor.

30 May 1952 Around 1100 - Arenas Ne1M, New Mexico, USA -   One object was observed by one witness for 30 seconds (Petty).

30 May 1952 17:10 - Berne W1M, New York, USA -   One object was observed (Hunsicker).

30 May 1952 19:00 - Oshima N, C54, Japan -   Co-pilot sights black, round cloud-like object, circular and flattened on top and bottom, seemed to wobble slightly. Observed for 6 minutes. Explanation: Cloud.

In June 1952 10:00 - Afb, USA -   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 at an airfield.

In June 1952 14:20 - Winchester, Indiana, USA -   A flying disc was observed. One disc was observed in clear weather by more than one male witness in a city for 20 minutes (Huntwork). Explanation: Balloon.

In June 1952 After 1500 - Denver, Colorado , USA -   One object was observed (Smith).

In June 1952 Dusk - Little Rock, Arkansas, USA -   One object was observed by one witness (Berry).

In June 1952 18:30 - Tombstone, Arizona , USA -   A hovering flying disc was observed. One disc, about 300 feet across, was observed in cloudy weather by three witnesses (Williams).

In June 1952 Around 2000 - Shenandoah, Iowa, USA -   One object was observed by one witness for 48 seconds (McNeilly).

1 June 1952 13:00 - Walla Walla, Washington, USA -   Oval object with a "definite airfoil" perform a fast climb

1 June 1952 13:30 - Walla Walla, Washington, USA -   Ex-Military Pilot incident.

1 June 1952 15:00 - Soap Lake, Washington, USA -   Project Blue Book "unidentified" case. three glimmering object crossed sky, disappeared rapidly to the east.

1 June 1952 18:00 - Rapid City, South Dakota, USA -   Project Blue Book "unidentified" case. 5-6 silver cigar-shaped objects in neat box formation with one leading.

2 June 1952 - Bayview, Washington, USA -   Project Blue Book "unidentified" case. Witnesses watched irregular bluish-white or silver sphere hover in sky. Viewed through theodolite. Intercept attempted with C-47 but abandoned when no closure with UFO.

2 June 1952 13:30 - Malaga, Spain -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by nine witnesses for several hours.

2 June 1952 17:02 - Bayview, Washington, USA -   Purple object

3 June 1952 09:30 - Poitiers, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, the size of a star, was observed by three witnesses.

3 June 1952 13:00 - Palermo, Italy -   One object was observed by three witnesses on the shore.

4 June 1952 08:00 - Auneau, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Nine objects were observed for over 60 minutes.

4 June 1952 18:45 - Chartres, France -   Two small and one very large disc at 15,000 feet altitude. Hovered, then shot straight up.

5 June 1952 18:50 - Albuquerque, New Mexico, USA -   Project Blue Book "unidentified" case. Shiny disc moves 5-6 times faster than F-86, seen for 6 seconds.

6 June 1952 08:42 - Kimpo, South Korea -   USAF Flight Sergeant incident. Cylinder-section flat disc-shaped object

7 June 1952 11:18 - Albuquerque, New Mexico, USA -   Rectangular aluminum object, about six feet x four feet

8 June 1952 10:50 - Albuquerque, New Mexico, USA -   Project Blue Book "unidentified" case. four shiny objects in diamond formation, flew over city. Flat, circular, very brilliant with white-silver color. No Sound.

8 June 1952 11:50 - Calgary, Alberta, Canada -   A daytime disc was reported.

8 June 1952 14:30 - Issy.Moulineaux, France -   Procession of objects. Hovered.

9 June 1952 13:00 - Meknes, Morocco -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

9 June 1952 17:55 - Brownwood, Texas, USA -   Three objects were observed by two witnesses (Holmes).

10 June 1952 10:45 - Belleneuve, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects, about 5 feet across, were observed.

12 June 1952 Daytime - Medford, Oregon, USA -   Fog or smoke. Object hovers over military airbase, spews white smoke, leaves vapor trail.

12 June 1952 16:10 - Wichita Apt, Kansas, USA -   Balloon-like object observed. One ball was observed at an airport for two minutes (Williamson). Explanation: Balloon.

15 June 1952 - Magneville, France -   Men at work in the forest saw large, circular objects similar to parachutes coming down.

15 June 1952 08:30 - Halifax, Nova Scotia, Canada -   A flying disc was observed. One disc, about 150 feet across, was observed in cloudy weather by one witness.

15 June 1952 15:20 - Blackstone, Virginia, USA -   Metallic object at high altitude seen by dozens, intercepted by fighters. Official explanation: balloon.

15 June 1952 15:40 - Unionville, Virginia , USA -   One object was observed by one witness. Explanation: Balloon.

15 June 1952 16:25 - Richmond, Virginia , USA -   One object was observed by more than two witnesses. Explanation: Balloon.

15 June 1952 16:43 - (Jet), Virginia , USA -   CAA incident. Explanation: Balloon.

15 June 1952 Around 1800 - Virginia , USA -   One object was observed by several witnesses. Explanation: Balloon.

16 June 1952 18:40 - St Nazaire, France -   Golden disc rapidly to the east.

16 June 1952 20:30 - Roswell, New Mexico, USA -   Staff Sgt incident.

16 June 1952 20:30 - Walker AFB, New Mexico, USA -   Five to six grayish discs, in a half-moon formation

18 June 1952 09:00 - Columbus, Wisconsin, USA -   Project Blue Book "unidentified" case. Crescent object hovers several seconds, then shoots away.

18 June 1952 09:50 - Casablanca, Pc Lya, Morocco -   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.

18 June 1952 14:30 - Spokane, Washington, USA -   A daytime disc was reported. Explanation: Balloon.

19 June 1952 14:00 - Yuma, Arizona , USA -   Project Blue Book "unidentified" case. Round white object flew slowly for 10 seconds.

19 June 1952 18:00 - Jersey Shore, Pennsylvania, USA -   One object was observed in a residential area for ten minutes.

20 June 1952 - Paulette, Mississippi, USA -   Cone-shaped object

20 June 1952 11:10 - Auch, France -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

20 June 1952 13:30 - Tacoma, Washington, USA -   Objects were tracked by radar. Four objects were observed by numerous witnesses.

20 June 1952 15:03 - Central Korea, South Korea -   USMC F4UB 7302nd incident.

20 June 1952 15:03 - North Korea -   10-20 feet white or silver oval object

21 June 1952 - Misawa, Japan -   Circular-shaped object estimated to be 30 feet in diameter and five feet thick at 7000 feet altitude; change direction and rapidly disappear

21 June 1952 11:10 - Auch, France -   Police incident.

21 June 1952 12:30 - Kelly AFB, Texas, USA -   USAF B-29 incident. Flat object with a sharply pointed front and rounded rear.

21 June 1952 13:50 - Annapolis Royal, Nova Scotia, Canada -   Independent witnesses. 2-5 silver-gray triangle-ovoids rapidly to the west, one splits off moving rapidly to the S

21 June 1952 19:00 - Middleton, Nova Scotia, Canada -   Teacher incident.

22 June 1952 11:52 - Petaluma, California , USA -   One object was observed for six seconds (Cornish).

22 June 1952 14:46 - Uvalde, Texas, USA -   One object was observed by two witnesses for a few seconds.

23 June 1952 06:08 - S, South Korea -   Black disc about 7x wider than thick. UFO descended irregularly, flew at fixed altitude for 6-7 seconds, approached pilot's plane, then disappeared into a cloud. Explanation: Debris.

23 June 1952 06:08 - Japan -   Black coin-shaped object, 15-20 feet in diameter

23 June 1952 10:00 - Owensboro, Kentucky, USA -   Two object looking like "giant soap bubbles" reflecting

23 June 1952 16:05 - Spokane, Washington, USA -   Weatherman incident. Round disc with a metallic shine flash and flutter like a flipped coin. Explanation: Meteor.

23 June 1952 17:30 - Inglewood Lax, California , USA -   One object was observed at an airport (Clancey).

23 June 1952 19:00 - St Charles, Missouri, USA -   Very large silver disc flies by at low altitude. Seen for one minute.

24 June 1952 17:00 - Naha, Japan -   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 20:23 - Suwon, South Korea -   Silver coin shaped object, spinning in clockwise direction. Edges were dark blue, diameter 7x wider than thickness. Changed course, paused, rose straight up.

26 June 1952 Noon - Inglewood Lax, California , USA -   One object was observed at an airport (Ponder).

26 June 1952 16:49 - Ribeirao Preto, Brazil -   A daytime disc was reported.

28 June 1952 13:20 - Kirtland AFB, New Mexico, USA -   Carco Air Service incident. Two silvery disc-like objects high in the sky.

28 June 1952 16:10 - Nagoya, Japan -   Dark blue elliptical-shaped object

28 June 1952 18:00 - Lake Koshkonong, Wisconsin, USA -   Silver-white sphere observed over lake. Made 180 degree turn and became elliptical during the turn, then a sphere.

29 June 1952 10:00 - Los Alamos, New Mexico, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by 13 witnesses near a nuclear test site for a few seconds.

29 June 1952 18:30 - Chicago, Illinois, USA -   A bright silver smooth surfaced, flat oval 30 feet object

In Mid- 1952 - Bridgeport, Seaside Park, Connecticut, USA -   A daylight disc was observed by a male witness on the shore (Bender).

In July 1952 - East Long Beach, California , USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One disc was observed by two witnesses at an airport (Luscombe).

In Mid- 1952 - Sedalia, Missouri, USA -   A daytime disc was reported.

Summer 1952 - Martin County, Texas, USA -   An object shaped like a turtle, and showed three oar like protrusions.

In Mid- 1952 Noon - Linlithgow, UK -   Balloon-like object observed. One ball was observed (Richardson). Explanation: Balloon.

In Mid- 1952 Daytime - Temploux Apt, Belgium -   A daytime disc was reported at an airport (Godefroid).

In July 1952 14:00 - Media, Texas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object, the size of the moon, was observed by more than one male witness for five minutes (Wadle).

In July 1952 14:30 - Perryopolis, Pennsylvania, USA -   One object was observed (Farrah).

In Mid- 1952 Afternoon - Montague Apt, California , USA -   A hovering object was observed. One object was observed by one male witness at an airport for over one minute (Purinton).

In July 1952 18:00 - Besse, France -   Photo

30 June 1952 19:00 - Sea Of Japan, Sea of Japan, Asia -   USAF C-54 incident.

30 June 1952 19:00 - Sea of Japan -   Circular object flattened on top and bottom

In Mid- 1952 Evening - Gnivan, Ukraine -   Triangle object raced across clear summer evening sky, observed by astronomer. Yellowish, moved noiselessly at very high speed. No explanation.

In Mid- 1952 After 2300 - Fort Monmouth, New Jersey, USA -   Actor has daylight disc sighting.

3 July 1952 04:15 - Selfridge AFB, Michigan, USA -   Two big lights about 20 feet diameter

3 July 1952 06:10 - Dakar, Senegal -   Flat and tapered object. Explanation: Meteor.

4 July 1952 19:00 - Oran, Algeria -   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.

5 July 1952 06:00 - Hanford Aec, Washington, USA -   Airline Pilots incident. Explanation: Balloon.

5 July 1952 19:58 - Norman Ssw, Oklahoma, USA -   Oklahoma State Trooper incident.

6 July 1952 12:00 - Thann, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed in a town for a few seconds.

7 July 1952 - San Antonio, Texas, USA -   A daytime disc was reported.

7 July 1952 09:15 - Renton, Washington, USA -   One object was observed (Sheridan).

8 July 1952 After 1500 - Woodside, California , USA -   An unusual object was sighted, that had unconventional appearance and performance. One object was observed for five minutes (Ceminoli).

9 July 1952 12:50 - Colorado Springs, Colorado , USA -   USAF Pilot incident.

9 July 1952 13:00 - Miami, Oklahoma, USA -   Fog or smoke. Large silver disc hovered over tire plant. Had smoke around rim. Descended to low altitude nearby. Rose up, shot away rapidly to the south.

9 July 1952 13:40 - Rapid City, South Dakota, USA -   Three milky white discs

9 July 1952 18:30 - Kutztown, Pennsylvania, USA -   Photos (3) of object, not of high quality. UFO made no noise. After pictures taken, UFOs disappeared.

9 July 1952 18:30 - Kutztown, Pennsylvania, USA -   Aluminum, oval-shaped object change direction

10 July 1952 16:10 - Orlando, Florida, USA -   A daytime disc was reported in a city. Explanation: Aircraft.

11 July 1952 10:00 - Wichita, Kansas, USA -   A daytime disc was reported in a city.

12 July 1952 11:10 - Tremonton, Utah, USA -   Newhouse Film. Experienced Navy photographer films 40 feet of good quality 16mm movie film showing 12 discs maneuvering in a downward spiral, going to the west. Subject of intense US government analysis. Official explanation: Birds.

12 July 1952 15:30 - Annapolis Nw, Maryland, USA -   Four elliptical-shaped objects, one-third size of transport plane, flew four abreast in formation at high rate of speed, stopped, executed 90-degree turn, accelerated, vanished in mid-air.

12 July 1952 15:30 - Annapolis, Maryland, USA -   Insurance company president William Washburn saw four large, elliptical-shaped objects fly very fast, stop, turn 90° and fly away. 7-8 seconds.

13 July 1952 13:00 - Kennewick, Washington, USA -   Viewed through binoculars. Aluminum disc wavers in flight, goes rapidly to the east, then rapidly to the west. 4000 feet altitude. Erratic maneuvers.

14 July 1952 - Okinawa, Japan -   A spherical object to the north of a base in Okinawa.

14 July 1952 09:00 - Ifrane, Morocco -   Discs flew rapidly to the northwest toward Meknes.

14 July 1952 09:25 - Casablanca, 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 09:30 - Washington, District Of Columbia, USA -   A daytime disc was reported at a military facility.

14 July 1952 10:30 - Wichita, Kansas, USA -   A daytime disc was reported in a city.

14 July 1952 14:50 - Indio, California , USA -   Flying discs were observed. Two shiny discs were observed in a city for over one minute.

15 July 1952 09:00 - Norfolk, Virginia , USA -   Two objects were observed by one witness.

In mid-July 1952 12:00 - Wilmington, California , USA -   Three flying saucers suddenly appeared in the sky, hovered, darted forwarded, hovered, then disappeared.

In mid-July 1952 19:00 - Bronx, New York, USA -   My friends and I were sitting on the roof of a building and saw 6 rows of 6 stars in formation then did a 90 degree turn in formation

16 July 1952 09:35 - Beverly, Massachusetts, USA -   Roughly elliptical irregular blobs of light in formation filmed. Explanation: Reflection.

17 July 1952 - Tsuiki Air Base, Japan -   A formation of twelve circular luminous objects

17 July 1952 - Batesville, Mississippi, USA -   State Highway Patrolmen observed two or three round blue fluorescent colored objects approximately 100 feet in diameter.

17 July 1952 11:00 - Lake Erie E, Nr Sandusky, Ohio, USA -   UAL incident.

17 July 1952 11:20 - Matanzas, Cuba -   A daytime disc was reported in a city.

17 July 1952 13:00 - Yarmouth Harbour, Nova Scotia, Canada -   FBI incident. Explanation: Reflection.

17 July 1952 13:00 - Belan-sur-Ource, France -   Whirlwind in sky. two discs separate. one flies rapidly to the west, one flies rapidly to the east. Wind suddenly stops. Explanation: Planet.

17 July 1952 14:00 - Balliettsville, Pennsylvania, USA -   Two red glowing balls of light follow plane across sky.

17 July 1952 15:10 - White Plains, New York, USA -   Two round objects, bluish white with brighter rims, fly in formation

18 July 1952 - Lac Chauvet, France -   Engineer incident. Fregnale Photos

18 July 1952 11:00 - Lockbourne AFB, Ohio, USA -   A light like a big star that disappeared when an aircraft approached

18 July 1952 11:00 - Miami, Florida, USA -   Opaque, silvery bubble fly very fast at a right-angle to the wind. Explanation: Meteor.

18 July 1952 15:00 - Wheeling, West Virginia, USA -   "Weird roaring whirling flat object in sky." Newspapers.

18 July 1952 18:00 - Pouilly.Vingeanne, France -   Fog or smoke. 30m long vertical cloud-cigar with regular brief lights. Emits thick white smoke.

18 July 1952 18:30 - Clermont-Ferrand, France -   An object was observed and photographed. One disc was observed by one witness in a residential area.

18 July 1952 21:45 - Patrick AFB, Florida, USA -   A series of four hovering and maneuvering red-orange lights, with unconventional appearance and performance, were observed by seven military witnesses at an airfield for one hour (England).

19 July 1952 14:30 - Quebec City, Quebec, Canada -   Two objects were observed for 30 minutes.

19 July 1952 14:45 - Dehdya Beach, Morocco -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

19 July 1952 Afternoon - Uvalde, Texas, USA -   One object was observed by one witness for 48 seconds.

20 July 1952 00:25 - Lavalette, New Jersey, USA -   Two large orange-yellow lights with some dull red color fly in trail

20 July 1952 11:10 - Toronto, Ontario, Canada -   10 objects were observed by three witnesses for over three minutes (Keller).

21 July 1952 11:30 - Norristown, Pennsylvania, USA -   2.5m flat green, metallic UFO flies under private plane at 800 kph, 150m altitude.

21 July 1952 12:40 - Pomona, California , USA -   GOC incident. Explanation: Balloon.

21 July 1952 13:00 - Baltimore, Maryland, USA -   One orange cone-shaped object was observed in a city. Explanation: Aircraft.

21 July 1952 22:40 - San Marcos, Texas, USA -   A blue circle with a blue trail hovers then accelerates

22 July 1952 10:50 - Los Alamos, New Mexico, USA -   Eight large, round, bright aluminum objects fly straight and level

22 July 1952 12:00 - Stafford, Virginia , USA -   USAF C-54 incident.

22 July 1952 14:00 - Brookley AFB, Alabama, USA -   Barrel-shaped black object 3.5-4 feet diameter, emitting black smoke trail

22 July 1952 14:20 - Hazlehurst, Georgia, USA -   A daytime disc was reported in a residential area.

22 July 1952 14:46 - Uvalde, Texas, USA -   Large, round, silver object fly at 1,000+ mph while gyrating

22 July 1952 17:47 - New Smyrna Beach, Florida, USA -   Hovered. Explanation: Aircraft.

22 July 1952 After 1900 - Los Angeles, California , USA -   A daytime disc was reported (Johnston).

22 July 1952 20:10 - Rockville, Indiana, USA -   Triangular-shaped object, size of C-47, flew across the sky. Stopped to hover about half a minute. Resumed flight, disappeared in distance.

23 July 1952 08:40 - Pottstown, Pennsylvania, USA -   Silver object, shaped like a long pear with 2-3 squares beneath

23 July 1952 10:40 - Ann Arbor, Michigan, USA -   Rocket shaped, all identical, flew slowly, silently.

23 July 1952 14:00 - Walnut Creek, California , USA -   A daytime disc was reported in a city. Explanation: Balloon.

24 July 1952 15:00 - Amarillo AFB, Texas, USA -   Three objects, about 40 feet across, were observed at an airfield for six seconds (Geiser).

24 July 1952 15:00 - Columbus, Ohio, USA -   TV Democratic Convention incident.

24 July 1952 15:30 - Somerville, Massachusetts, USA -   UFO changed color silver under to red at even intervals. Had no aerodynamic features. Explanation: Balloon.

24 July 1952 18:10 - Lennox, California , USA -   Odd star-like nocturnal lightwatched for 20 minutes, suddenly splits into 5 pieces that zigzag all over the sky. Explanation: Balloon.

24 July 1952 21:00 - Clovis, New Mexico, USA -   Two oval-shaped objects

25 July 1952 - Wilmington, Delaware, USA -   Witness on third floor of Drano Building, saw two silver, turtle-shaped discs soar and ascend. Explanation: Balloon.

25 July 1952 - Ottawa, Ontario, Canada -   A daytime disc was reported.

25 July 1952 12:00 - New Berlin, New York, USA -   A daytime disc was reported in a town. Explanation: Balloon.

25 July 1952 13:00 - Norwalk, Ohio, USA -   GOC incident. Explanation: Balloon.

In late July 1952 15:45 - Fort Wayne, Indiana, USA -   One object was observed for over 15 minutes (Girdner).

26 July 1952 - Dartmouth, Nova Scotia, Canada -   Huge "dinner-plate" circles ballpark at terrific speed.

27 July 1952 10:05 - Selfridge AFB, Michigan, USA -   Airmen incident.

27 July 1952 10:05 - Selfridge AFB, Michigan, USA -   Airmen incident. Many round white objects fly straight and level, very fast

27 July 1952 10:30 - Coconut Grove, Florida, USA -   Five objects were observed by one witness.

27 July 1952 10:40 - Ann Arbor, Michigan, USA -   15 objects were observed by two witnesses in a residential area (Otis).

27 July 1952 16:10 - Seattle, Washington, USA -   An unidentified but otherwise conventional object was sighted. A daytime disc was reported in a city. Explanation: Star.

27 July 1952 18:35 - Manhattan Beach, California , USA -   Initially single object that separated into 7 objects in three formations.V formation of three objects, then two and two more. Very high altitude. UFO shaped like "stack of coins." They separated into three formations. Explanation: Balloon.

27 July 1952 20:00 - Washington, District of Columbia, USA -   AF Personnel incident. White light over the Pentagon

28 July 1952 05:50 - Helena, Montana, USA -   12 objects in V formation hover over town, fly to the southwest .

28 July 1952 07:55 - Geneva, New York, USA -   Hovered.

28 July 1952 10:00 - Bismarck, North Dakota, USA -   A daytime disc was reported in a city. Explanation: Balloon.

28 July 1952 Daytime - Bridgeport, Connecticut, USA -   A daylight disc was observed by a female witness (Knorr).

28 July 1952 16:00 - Del Paso Heights, California , USA -   A daytime disc was reported in a residential area. Explanation: Balloon.

29 July 1952 - Walker AFB, New Mexico, USA -   Sighted several high-speed discs through theodolite

29 July 1952 08:20 - Walker AFB, New Mexico, USA -   Weather Officer incident.

29 July 1952 10:00 - Los Alamos, New Mexico, USA -   Jets scrambled from Kirtland AFB. against white object and light-brown egg shaped object

29 July 1952 11:00 - Hopkinton, Massachusetts, USA -   A daytime disc was observed by one witness in a town.

29 July 1952 12:00 - Lamoriciere, Algeria -   A daytime disc was reported on a farm.

29 July 1952 12:00 - Frenda, Algeria -   Police incident.

29 July 1952 12:30 - Ennis, Montana, USA -   2-5 flat disc-shaped objects

29 July 1952 12:35 - Wichita, Kansas, USA -   Bright white circular object with a flat bottom fly very fast

29 July 1952 14:30 - Williamsburg, Virginia , USA -   A daytime disc was observed by three witnesses in a city.

29 July 1952 15:20 - Great Falls Afb, Montana, USA -   A daytime disc was observed by 50 witnesses at an airfield.

29 July 1952 15:44 - Merced, California , USA -   Project Blue Book "unidentified" case. Dark disc, trailed by silvery light two lengths behind, tipped on its side, dove, hesitated, then circled very fast during two minute sighting.

29 July 1952 17:50 - White Plains, New York, USA -   A daytime disc was reported in the suburbs (Ziegler).

29 July 1952 21:20 - Los Angeles, California , USA -   A daytime disc was reported in a city (Thatcher).

29 July 1952 22:30 - Albuquerque, New Mexico, USA -   Air Force reserve colonel at Los Alamos saw a strange ellipse shaped light. Explanation: Star.

30 July 1952 09:00 - Orlando, Florida, USA -   A daytime disc was observed by two witnesses in a city. Explanation: Aircraft.

30 July 1952 10:00 - San Antonio, Texas, USA -   Project Blue Book "unidentified" case. White round object flew slowly, then sped away after 20-30 minutes.

30 July 1952 10:00 - San Antonio, Texas, USA -   Round, white object fly slow then speed away

30 July 1952 14:00 - Liberty Lake, Washington, USA -   A daytime disc was reported in a pasture.

30 July 1952 15:15 - Duluth, Minnesota, USA -   Thick band of vapor beams down into cloud. Horizontal band shoots to side.

30 July 1952 21:20 - Holloman AFB, New Mexico, USA -   An unidentified object was sighted, that had an unusual appearance or performance. A daytime disc was observed by one male military witness at an airfield.

30 July 1952 23:02 - Albuquerque, New Mexico, USA -   Stationary orange light. No further details in files

In August 1952 - Seattle, Washington, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. A daylight disc was observed by a female witness (Monte).

In August 1952 - Portland, Oregon, USA -   A daylight disc was observed by a male witness (Camp).

31 July 1952 10:00 - Mcwatters, Quebec, Canada -   Flying discs were observed. Eight discs were observed in a forest for over three minutes.

In August 1952 10:30 - Santa Catalina Island, California , USA -   Metallic disc with windows.

In August 1952 11:45 - Nod.Seine, France -   Unidentified objects were sighted, but with appearance and behavior that most likely would have a conventional explanation. Two objects were observed. Explanation: Re-entry.

31 July 1952 13:00 - Suamico, Wisconsin, USA -   Two bowler hat-shaped discs maneuver all over sky.

31 July 1952 15:10 - Columbus, Ohio, USA -   A daytime disc was reported in a residential area. Explanation: Balloon.

In August 1952 15:10 - Ayacucho, Peru -   Prison Guards incident.

In August 1952 15:30 - Skylight Mountain, Arkansas, USA -   Navy Petty Office incident.

August 1952 15:30 - Skylight, Arkansas, USA -   Inverted tin colored saucers

1 August 1952 - Vincennes, Indiana, USA -   Three men witness maneuvering disc

1 August 1952 06:00 - Belvidere Nw, Illinois, USA -   One ball was observed on a highway for over one minute.

1 August 1952 10:00 - Afton, New York, USA -   UFOs appeared near direction of sun and dispersed. Scattered objects seen for next two hours.

1 August 1952 10:10 - Sidney, New York, USA -   Mass of UFOs described as "70 white pingpong balls" passes through sky southwest moving rapidly to the northeast .

1 August 1952 16:00 - Cincinnati Ge Plant, Ohio, USA -   An unidentified object was sighted, that had an unusual appearance or performance. One object was observed by four male witnesses at a factory (Kyle; Staley).

3 August 1952 12:24 - Dijon, France -   Unusual objects were sighted, that had unconventional appearance and performance. Two objects were observed for over four minutes.

3 August 1952 13:30 - Sacramento, California , USA -   Balloon-like object observed. One ball was observed by one witness in a city (Butler; Crump). Explanation: Balloon.

3 August 1952 15:00 - Puna Island, Ecuador -   SS Santa Lucia incident.

3 August 1952 16:30 - Fort Bragg, California , USA -   Balloon-like object observed. One ball was observed by a group of witnesses at a military facility (Pinkerton). Explanation: Balloon.

4 August 1952 11:37 - Mount Vernon, New York, USA -   Object, shaped like a lifesaver or donut emitting black smoke from its top

4 August 1952 12:25 - Dijon, France -   Two objects, three times the size of the moon, were observed for over four minutes (Garreau).

4 August 1952 13:00 - Santa Rosa, California , USA -   Lieutenant incident. Explanation: Balloon.

5 August 1952 05:30 - Lima, Peru -   Three saucer-shaped objects in a V-formation maneuver

In early August 1952 16:40 - Delft, Netherlands -   Radioman incident.

6 August 1952 18:50 - Hayward, California , USA -   Balloon-like object observed. One ball was observed by two male military witnesses in a residential area (Moore). Explanation: Balloon.

7 August 1952 09:08 - San Antonio, Texas, USA -   Four glowing white discs

8 August 1952 07:35 - Obertrum, Austria -   A daytime disc was reported.

9 August 1952 10:50 - Lake Charles, Louisiana, USA -   Disc-shaped object fly south at 5,000 feet at high speed

9 August 1952 18:20 - Albuquerque, New Mexico, USA -   Hovering objects were observed. 11 gray discs were observed by a male witness in a city for over six minutes. Explanation: Aircraft.

10 August 1952 16:15 - Melo, Uruguay -   A daytime disc was reported.

11 August 1952 - Rockford, Illinois, USA -   Fifty - four "flying saucers" were sighted streaking over Rockford Sunday evening by at least 14 persons

11 August 1952 Afternoon - Salzburg, Austria -   A daytime disc was reported.

12 August 1952 15:00 - Toulouse, France -   White disc stops over town, two more join it and all three fly away fast together.

12 August 1952 16:49 - Big Spring, Texas, USA -   Light flying at 500 mph and 15,000 feet pass aircraft

13 August 1952 14:20 - Blagnac, France -   Unusual objects were sighted, that had unconventional appearance and performance. Four objects were observed by five witnesses for ten minutes.

In mid-August 1952 11:00 - Panmunjom, South Korea -   A flying disc was observed. One disc, larger than a star, was observed by 15 male military witnesses for over six minutes (Jackson).

17 August 1952 12:00 - Dijon, 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 for a few seconds.

17 August 1952 12:50 - N, Alabama, USA -   A daylight disc was observed by military witnesses.

17 August 1952 16:49 - Abilene, Texas, USA -   Oblong polished metal object climbing at 500 mph

20 August 1952 - Dayton, Ohio, USA -   Wright-Patterson AFB, Ohio, gun-camera photos

22 August 1952 15:00 - Ontario, California, USA -   Two teardrop shaped objects. Explanation: Aircraft.

24 August 1952 10:00 - Hermanas, New Mexico, USA -   Two six ft silver balls in abreast formation

24 August 1952 10:15 - Hermanas, Mex, New Mexico, USA -   2 reports of same UFO. Explanation: Balloon.

24 August 1952 17:00 - Hillsborough, California , USA -   Flying discs were observed. Two discs, about 150 feet across, were observed in a city (Gardner).

24 August 1952 17:40 - Tucson, Arizona , USA -   Project Blue Book "unidentified" case. Large round, metallic object with vague lower surface. Flew slowly, then fast, with dancing, wavering motions.

25 August 1952 15:40 - Holloman AFB, New Mexico, USA -   Civilian supervisor Fred Lee and foreman L.A. Aquilar watched a single round silver object fly to the south, turn, to the north, made 360 degree turn, flew up vertically and away.

27 August 1952 05:00 - Macdonald, Manitoba, Canada -   Disc circles. Shoots off rapidly to the northeast and gone in one second as airport tower beacon hits it.

28 August 1952 15:00 - Denham, UK -   A daytime disc was reported.

After August 1952 Afternoon - Gatlinburg E16K, Tennessee, USA -   Hovered.

28 August 1952 16:00 - Salzburg, Austria -   A daytime disc was reported.

29 August 1952 10:50 - Thule, Greenland -   USN P4Y-2 incident.

30 August 1952 13:00 - Damariscotta Lake, Maine, USA -   A flying disc was observed. One disc was observed in a forest.

30 August 1952 15:00 - Tampico, Mexico -   A daytime disc was observed by a male witness on the shore.

In September 1952 16:00 - Waco, Texas, USA -   One object was observed by four witnesses for over three minutes.

In September 1952 16:25 - Aberdeen, UK -   White disc seen against brilliant blue of cloudless sky, looked like "a saucer with a chip out of it." Travelled at high speed.

2 September 1952 16:10 - Rapid City E10M, South Dakota, USA -   USAF B-36 incident.

2 September 1952 17:50 - Davis-Monthan AFB, Arizona , USA -   Identical objects.

3 September 1952 - Chaves, Portugal -   Several discs, one hovers over Tamegafor River.

3 September 1952 09:00 - Tucson, Arizona, USA -   Shiny, dark ellipse make three broad, curving sweeps

3 September 1952 11:50 - Seremban, Malaysia -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One disc was observed by several hundred witnesses for ten minutes (Singam).

3 September 1952 Daytime - Batu Pahat, Malaysia -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One white disc was observed by more than five witnesses.

6 September 1952 16:55 - Tucson, Arizona, USA -   Orange teardrop-shaped object whirled on its vertical axis

10 September 1952 14:30 - Andrews AFB, Maryland, USA -   A daytime disc was reported at an airfield.

13 September 1952 17:00 - Fort Worth, Texas, USA -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. A daytime disc was reported in a city (McIver). Explanation: Reflection.

14 September 1952 15:20 - Fairfax, Virginia , USA -   Teacher incident.

15 September 1952 14:10 - Topeka Nw, Kansas, USA -   A daytime disc was observed by four witnesses in a residential area.

16 September 1952 Daytime - Grid Area Tf-77, South Korea -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed by military witnesses (Jones C B S). Explanation: Reflection.

17 September 1952 11:40 - Tucson N, Arizona , USA -   Project Blue Book "unidentified" case. two groups of three large, flat, shiny objects, flew in tight formations: the first group slowly, the second group faster.

18 September 1952 14:00 - Kirkenes, Norway -   Woodsmen incident.

19 September 1952 - North Sea -   Operation Mainbrace - NATO forces sight visually, photograph, and intercept UFO's for three days during Operation Mainbrace.

19 September 1952 10:53 - Uss Fd Roosevelt, Europe -   Mainbrace incident.

19 September 1952 10:53 - Dishforth Apt, UK -   Meteor aircraft at 5,000 feet altitude, UFO 1000 feet above plane, round and silvery, changed shape to elliptic, described as solid, swung as a pendulum as it lost altitude.

19 September 1952 16:14 - Topcliffe Field, UK -   RAF Meteor incident.

20 September 1952 10:00 - Yorkshire, UK -   Operation Mainbrace - Meteor fighter intercepts circular silver object.

20 September 1952 Before 1100 - Topcliffe, UK -   A flying disc was observed. It moved with a falling-leaf motion. One disc was observed by more than three witnesses.

20 September 1952 19:30 - Karup Apt, Denmark -   AF Officers incident. Explanation: Balloon.

21 September 1952 - North Sea -   Operation Mainbrace - Formation of six Meteor jets pursue shiny spherical object

21 September 1952 18:25 - Casablanca, Morocco -   A cigar-shaped object was observed. One blue-green cigar-shaped object, the size of the moon, was observed by a female witness (Sedrejas).

22 September 1952 - Los Angeles, California , USA -   A daylight disc was observed by a male witness (Stazer).

22 September 1952 Daytime - Titmellil Apt, Morocco -   One object was observed at an airport.

24 September 1952 17:30 - Aurora, Nr Stapleton Apt, Colorado , USA -   USAF Sgt incident.

25 September 1952 18:00 - Watertown, Camp Drum, New York, USA -   Several witnesses watch 20 feet diameter disc hover and circle military base. "Dynamo" sound.

26 September 1952 13:00 - Denmark, Wisconsin, USA -   Flying discs were observed. Two silver discs were observed in a residential area for two minutes.

26 September 1952 13:30 - Sturgeon Bay, Wisconsin, USA -   Teacher incident.

26 September 1952 15:00 - Abrams, Wisconsin, USA -   A daytime disc was observed by several witnesses on a farm.

27 September 1952 - Hempstead, Texas, USA -   White-silver circular flat disc flying erratically at 600-700 mph. Explanation: Balloon.

28 September 1952 18:32 - Nakskov, Denmark -   One object was observed by several hundred witnesses.

29 September 1952 15:55 - Rochester, UK -   Two flat objects hovering then speeding away

29 September 1952 16:00 - Rochester, UK -   Project Blue Book "unidentified" case.

30 September 1952 10:30 - Edwards AFB, California , USA -   Two saucers circled B-29. Hover, dart and maneuver out and back. Multiple independent witnesses.

In Fall 1952 Around 1600 - Portsmouth, Virginia , 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 experienced male military witnesses (Cobb).

30 September 1952 18:32 - Jaegersborg, Denmark -   One object was observed (Arne).

5 October 1952 17:10 - Ss Caronia, Atlantic -   SS Caronia incident.

7 October 1952 14:00 - Ballarat, Victoria, Australia -   A daytime disc was reported (Lutze).

8 October 1952 13:00 - Guimiliau, France -   Thin silver disc hovers and wobbles 500m overhead. Whistles and shoots away.

9 October 1952 09:30 - Brooks AFB, Texas, USA -   USAF Airmen incident. Explanation: Balloon.

12 October 1952 16:30 - Mount Airy, North Carolina, USA -   Football Team incident.

13 October 1952 - Mount Airy, North Carolina, USA -   A daylight disc was observed by a male witness (Shelton).

13 October 1952 Dusk - Oshima, Japan -   USAF Pilot incident.

14 October 1952 - Sartwell Creek, Pennsylvania, USA -   A daytime disc was reported.

14 October 1952 13:00 - Lac Frontiere, Quebec, Canada -   Flying discs were observed. Two discs were observed by two witnesses in a town.

16 October 1952 Dawn - Grid Area Dt 221413, South Korea -   Oncoming UFO on right side of jet aircraft, suddenly seemed to stop. As jet banked right toward it, UFO accelerated away at 800mph. Explanation: Balloon.

17 October 1952 12:50 - Oloron, France -   Angel hair residue. Whitish cylinder at 45 degree angle, 30 other UFOs in front. Through binoculars red spheres with yellow ring. Fibers like wool or nylon, when balled became gelatinous, sublimed. Explanation: SpiderGoss.

17 October 1952 12:50 - Southern Part, France -   31 objects were observed for 20 minutes.

17 October 1952 17:30 - Mont.Marsan, France -   One object was observed.

17 October 1952 23:00 - Tierra Amarilla AFS, New Mexico, USA -   White streamer move at an estimated 3,000 mph in an arc

19 October 1952 13:30 - San Antonio, Texas, USA -   Three circular aluminum objects, one olive-drab colored on the side

25 October 1952 10:30 - Reno, Stead Afb, Nevada, USA -   A daytime disc was observed by three military witnesses at an airfield. Explanation: Aircraft.

27 October 1952 07:50 - Lignan-de-Bazas, France -   Two glowing balls hover for 10 minutes, seem to burst.

28 October 1952 - Ashdown, Arkansas, USA -   A daytime disc was reported.

28 October 1952 - Texarkana, Arkansas, USA -   A daytime disc was reported.

29 October 1952 07:50 - Erding, Germany -   Round object, silhouetted against a cloud

In November 1952 15:30 - East Molesey, UK -   Hovered. Explanation: Reflection.

4 November 1952 13:00 - Erding, Germany -   Dark and oval-shaped object, tumbling end-over-end. Explanation: Balloon.

4 November 1952 17:40 - Vineland, New Jersey, USA -   Two groups of 2-3 whirling discs of light fly toward the southeast

5 November 1952 15:30 - Ouarsenis-Montenote, Algeria -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

7 November 1952 16:45 - Auburn, Alabama, USA -   Bright, circular object, stationary in the sky. Explanation: Star.

8 November 1952 08:00 - Brinson N2M, Georgia, USA -   Farmer incident.

8 November 1952 18:05 - Tierra Amarilla AFS, New Mexico, USA -   USAF B-29 incident. Supersonic target tracked by radar from El Vado, New Mexico. Explanation: Malfunct.

11 November 1952 15:40 - Lott, Texas, USA -   Unidentified objects were sighted, that had an unusual appearance or performance. Two objects were observed by two witnesses. Explanation: Balloon.

12 November 1952 12:00 - Jutland, Denmark -   Mystery aircraft.

12 November 1952 22:23 - Los Alamos, New Mexico, USA -   Four red-white-green lights fly slowly over prohibited area. Explanation: Balloon.

15 November 1952 08:35 - Pommard, 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.

15 November 1952 13:07 - Pyongyang Ct 7943, North Korea -   When first seen 10 feet silver orb was below pilot, rapidly to the north for 5 miles. Made 180 degree turn rapidly to the south, climbed. When plane banked toward UFO, it banked into a left-hand orbit around the aircraft. No radar.

16 November 1952 16:30 - Nichols W, South Carolina, USA -   A daytime disc was observed by 20 witnesses on a farm.

16 November 1952 17:06 - Landrum, South Carolina, USA -   Motion pictures. Explanation: Reflection.

19 November 1952 08:00 - Guanarito, Venezuela -   Aircraft-like objects were observed. Three aircraft-like objects were observed by several hundred witnesses in a town. Explanation: Aircraft.

22 November 1952 08:40 - Orleans, France -   Cigar flies rapidly to the northeast, makes two stops, shoots away rapidly to the south.

23 November 1952 15:50 - Montenotte, Algeria -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

23 November 1952 16:10 - Algeria -   An unidentified object was sighted, but with appearance and behavior that most likely would have a conventional explanation. One object was observed.

24 November 1952 15:48 - East Glendale, California , USA -   Deputy Sheriff incident. Three aircraft plant employees observed four unidentified flying objects, spherical in shape, a dull grey aluminum color, and appeared to be emanating light. Explanation: Aircraft.

25 November 1952 20:30 - White Sands, New Mexico, USA -   Field grade officer sees multiple maneuvering lights, including a final object that disappeared straight up with two rows of brilliantly-lit six foot high windows. Explanation: Aircraft.

27 November 1952 12:10 - Prescott, Arizona, USA -   USAF B-26 bomber bracketed by 20 ft black smoke bursts, 4-3-3-4-3; , similar to antiaircraft fire. Explanation: Aircraft.

28 November 1952 12:00 - Bluesky W, Alberta, Canada -   A daytime disc was observed by three witnesses on a road.

28 November 1952 16:00 - Culver City, Mgm L2, California , USA -   Film Crew incident.

In 1953 - Wilcannia, New South Wales, Australia -   Object blurred, ill defined. Site photos on file.

In 1953 - Kansas City, Missouri, USA -   A daylight disc was observed by a male witness (Marquis).

In 1953 - Verdun, Quebec, Canada -   A daytime disc was reported (Greenway).

In 1953 - Shiloh, Ohio, USA -   A daylight disc was observed by a male witness (Patton).

1953 - Muskogee, Oklahoma, USA -   Flying cup photo. Blue Book listed as hoax.

In 1953 Dawn - New Jersey, USA -   A daytime disc was reported.

30 November 1952 10:00 - Modena, Italy -   A daytime disc was reported on a farm.

6 December 1952 09:15 - Angoon, Alaska, USA -   Air National Guard pilot saw two shiny spheres connected by a solid rod heading south.

13 December 1952 09:10 - Palomar Gardens, California , USA -   Photo of structured object. Explanation: Hoax.

14 December 1952 11:45 - Charlottesville, Virginia, USA -   Light orange elliptical shaped object. Explanation: Debris.

15 December 1952 09:15 - Hartsville Rf80, South Carolina, USA -   USAF incident. Explanation: Balloon.

15 December 1952 09:25 - Greensboro, North Carolina, USA -   RF-80 saw a bright circular or spherical silvery object, losing and gaining altitude. Explanation: Balloon.

17 December 1952 16:15 - San Diego, California , USA -   Two discs maneuver over coast and city. Slow to very high speeds.

19 December 1952 08:50 - Anderson AFB, Guam, USA -   3 reports of same UFO. Ground and air observors see a silvery, cylindrical, supersonic object over a 115 mile course. Explanation: Meteor.

20 December 1952 15:30 - USA -   A daytime disc was reported (Scott).

20 December 1952 16:30 - Cannes, France -   USN incident.

In January 1953 - Copper Cliff, Ontario, Canada -   A daylight disc was observed by a male witness (Howard).

In January 1953 Daytime - Bulawayo, Zimbabwe -   Photo