In February 1973 02:30 - Central Midwest, USA -   Inside occupants, circular shaped object maneuvered around aircraft.

1 June 1973 - Benito Juarez Apt, Mexico -   An object was tracked by radar and sighted visually. One object was observed by a male witness at an airport.

1 June 1973 Morning - Mexico City Apt, Mexico -   An object was tracked by radar and sighted visually. One object was observed by a male witness at an airport for a few seconds (Discua).

2 June 1973 05:00 - Mexico City, Mexico -   An object was tracked by radar and sighted visually. One object was observed by several witnesses in a city for a few seconds (Discua).

16 July 1973 18:30 - Palam, Spain -   Strange object, looked like a rugby ball cut on lower part

In August 1973 - Marshall Islands, Marshall Islands -   UFO tracked near nose cone of ICBM missile launched from Vandenburg AFB. Radar showed 40 feet saucer-shaped object to right and above, crossed warhead trajectory.

20 September 1973 - Screven, Georgia, USA -   3 reports of same UFO.

26 September 1973 20:24 - Valencia, Spain -   Spanish AF Captains incident.

October 1973 14:30 - Red Bud, Illinois, USA -   Four-engine prop plane took evasive action to avoid collision with strange, horseshoe-shaped object.

4 October 1973 - Paris Mountain, South Carolina, USA -   UFO, which was recorded on radar, was seen to pass over Paris Mtn.

4 October 1973 Night - Millington Nas, Tennessee, USA -   An object was tracked by radar and sighted visually from a car. Multiple independent witnesses. One object was observed by one witness at a military facility.

7 October 1973 21:00 - Beirut, Lebanon -   Iwas serving aboard the U.S.S. Mount Whitney, during the October War between Israel, Egypt, and Syria. I was a radarman, and I reported

9 October 1973 18:00 - Eaton, Indiana, USA -   Police incident.

9 October 1973 22:00 - Fort Wayne, Baer Field, Indiana, USA -   ATC incident.

10 October 1973 Around 2000 - New Lebanon Twp, Indiana, USA -   Reacted to light beam.

14 October 1973 19:35 - Columbia, Mississippi, USA -   An object was tracked by radar. Electromagnetic effects were noted. One object was observed by one experienced male witness for over 15 minutes (Thornhill).

15 October 1973 Dusk - Fort Wayne, Indiana, USA -   An object was tracked by radar. One object was observed by four male experienced witnesses at an airfield (Rupert, N).

15 October 1973 19:00 - Andrews, Indiana, USA -   An object was tracked by radar and sighted visually from a car. One light was observed by two witnesses, a married couple (Pape, R).

18 October 1973 19:30 - Rosewood, Ohio, USA -   USAR incident. American Airlines flight encountered UFO

19 October 1973 - Indianapolis, Indiana, USA -   USAF incident.

19 October 1973 20:35 - Huntington, West Virginia, USA -   ATC incident. Explanation: Coincidenc.

23 October 1973 02:30 - San Antonio, Texas, USA -   FAA incident.

24 October 1973 - Burlington, North Carolina, USA -   An object was tracked by radar. An unidentified object was tracked by radar.

27 October 1973 20:15 - Comanche, Oklahoma, USA -   An object was tracked by radar and sighted visually from a car. Multiple independent witnesses. One light was observed by more than two witnesses.

In November 1973 - Torino Apt, Italy -   An object was tracked by radar and sighted visually from a car. One object was observed by numerous military witnesses at an airport for a few seconds.

31 October 1973 - Cleveland, Ohio, USA -   An object was tracked by radar. One object was observed.

14 November 1973 - Bahia Blanca, Argentina -   Argentine Navy incident.

15 November 1973 Night - Managua, Nicaragua -   UFO with blue and green flashing lights. Copter pilots, airliner pilots, and ground observers. Tracked on radar.

30 November 1973 19:00 - Turin, Italy -   AFP incident. Radar / visual confirmation. Military radar tracked UFO, business pilot saw disc with colored rings, gave chase.

2 December 1973 05:30 - Carteret, France -   Fishermen incident.

4 December 1973 19:20 - Turin, Italy -   1,000s report seeing UFO over Turin, registered on radar screen at Turin Airport, clearly visible. Rested motionless several minutes, rotated on axis, shot straight up at great speed.