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Little Rissington UFO Incident
October 21, 1952 · RAF Little Rissington, Gloucestershire
UAP · Disc / saucer · 17 sources
46Partially documented
The Florida Scoutmaster Case: Sonny DesVergers and the Palmetto Scrub Encounter
August 19, 1952 · Military Trail, inland from West Palm Beach, Palm Beach County, Florida
UAP · Disc / saucer · 24 sources
36Partially documented
Bellefontaine Radar-Visual and Gun-Camera Intercept
August 1, 1952 · Bellefontaine Air Force Station (Campbell Hill) and the Dayton area, Ohio
UAP · Sphere · 19 sources
54Partially documented
The Passaic UFO Photographs (George J. Stock)
July 31, 1952 · 221 Brooks Avenue, Passaic, New Jersey
UAP · Disc / saucer · 24 sources · 2 photos
37Partially documented
The 1952 Washington, D.C. UFO Flap
July 19, 1952 · Washington National Airport and Andrews AFB, Washington, D.C. area
UAP · Orb / light · 97 sources
61Well documented
Paul R. Hill's Hampton Roads sighting
July 16, 1952 · Hampton waterfront, looking south over Hampton Roads, Virginia
UAP · Sphere · 20 sources
26Thinly documented
The Tremonton UFO Film (The Newhouse Film)
July 2, 1952 · U.S. Highway 30S, about 7 miles from Tremonton, Box Elder County, Utah
UAP · Disc / saucer · 50 sources · 6 photos
47Partially documented
Orfeo Angelucci's Burbank Contacts
May 23, 1952 · Burbank and Los Angeles, California
UAP · Being / humanoid · 23 sources
25Thinly documented
Project Second Storey, Canada's Interdepartmental UFO Committee
April 22, 1952 · Ottawa, Ontario
UAP · Disc / saucer · 21 sources
40Partially documented
Wonsan-Sunchon B-29 "Orange Globe" Sightings
January 29, 1952 · Wonsan and Sunchon, North Korea
UAP · Sphere · 23 sources
29Thinly documented
Flying Saucers over the Belgian Congo Uranium Mines (Elisabethville, 1952)
c. 1952 · Elisabethville district (now Lubumbashi), over the uranium mines of southern Katanga, Belgian Congo
UAP · Disc / saucer · 24 sources
30Partially documented
The Spitsbergen Flying Saucer Crash
1952 · Hinlopen Strait, Nordaustlandet, Svalbard
UAP · Disc / saucer · 22 sources
25Thinly documented
Shipton and Ward Yeti Footprints, Menlung Glacier, 1951
November 8, 1951 · Menlung Glacier, below the Menlung La, Gauri Sankar group, Nepal-Tibet border
Cryptid · Creature · 49 sources · 5 photos
49Partially documented
The Lubbock Lights
August 25, 1951 · Lubbock, Texas
UAP · Formation · 38 sources · 4 photos
50Partially documented
The Bethune Encounter: US Navy Flight 125 off Newfoundland
February 10, 1951 · North Atlantic, about 200 miles northeast of Argentia, Newfoundland (the 'Gander' case)
UAP · Disc / saucer · 24 sources
33Partially documented
The Oak Ridge Atomic Plant Radar-Visual Flap
October 1950 · Oak Ridge and Knoxville, Tennessee
UAP · Other · 23 sources
58Partially documented
Daniel Fry's White Sands Saucer Ride
July 4, 1950 · White Sands Proving Ground, near Las Cruces, New Mexico
UAP · Disc / saucer · 32 sources
22Thinly documented
The Oskar Linke Landing at Haselbach
June 17, 1950 · Near Haselbach, by Gleimershausen, Thuringia (Soviet Zone)
UAP · Disc / saucer · 31 sources
37Partially documented
Capt. Willis T. Sperry and the American Airlines DC-6 sighting near Mount Vernon, Virginia
May 29, 1950 · About seven miles west of Mount Vernon, Fairfax County, Virginia, after departure from Washington National Airport
UAP · Cigar · 13 sources
23Thinly documented
The McMinnville (Trent) UFO Photographs
May 11, 1950 · Trent farm, southwest of McMinnville, Yamhill County, Oregon
UAP · Disc / saucer · 56 sources · 6 photos
37Partially documented
  • Central Intelligence Agency· 1958-06-03· 2 pages· 2 pages mention it
    • p. 1 …So far we have never been able to get a precise statement from him as to why he is devoting…
    • p. 2 …So far we have never been able to get a precise statement from him as to why he is devoting…
  • Central Intelligence Agency· 1961-01-02· 2 pages· 2 pages mention it
    • p. 1 …Unfortunately, there seems to be a fair sized " lunatic fringe" that will never be really convinced of Air Force objectiveness…
    • p. 2 …Unfortunately, there seems to be a fair sized "lunatic fringe" that will never be really convinced of Air Force objectiveness…
  • Department of Transportation. Federal Aviation Administration.· 2023· 1 pages· 1 page mentions it
    • p. 1 …As the TV pictures shown never depicted a basket on the balloon, we queried ZDV to check data to see…
  • Federal Bureau of Investigation· 18 pages· 2 pages mention it
    • p. 4 …advised that NEWTON has never resided in McCracken, has never borrowed money from the Citizens State Bank, and maintains a…
    • p. 17 …stated that NEWTON has never discussed his marital status insofar as informant knows. Continuing, advised that at the present time…
  • All-domain Anomaly Resolution Office· 1 pages· 1 page mentions it
    • p. 1 …KONA BLUE never received any materials or funding, and there is no information beyond the proposal presentation marked with the…
  • onr ph1 FOIA release
    Office of the Secretary of Defense· 2 pages· 2 pages mention it
    • p. 1 …The identity of the newspaper has never been established. Similarly, the identity of Allende is unknown, and no information exists…
    • p. 2 …ONR has never conducted any investigations on invisibility, either in 1943 or at any other time (ONR was established in…

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