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The BOAC 'Flying Jellyfish': Captain James Howard and the Stratocruiser Centaurus
June 29, 1954 · Near the Quebec-Labrador border, about 150 nautical miles southwest of Goose Bay, Labrador
Canada
UAP · Formation · 16 sources
30Partially documented
TWA Constellation and Boston tower white-disc sighting (Captain Charles Kratovil)
June 1, 1954 · About 10 miles north of Boston, Massachusetts (in flight toward Idlewild, New York)
United States
UAP · Disc / saucer · 11 sources
28Thinly documented
Port Swettenham "Flying Cigar" Sightings
March 12, 1954 · Port Swettenham harbour (now Port Klang), Klang, Selangor, Federation of Malaya; second sighting also over Cheras
Malaysia
UAP · Cigar · 16 sources
24Thinly documented
The Gawler "pure white saucer" and the RAAF jet
c. 1954 · Gawler, South Australia
Australia
UAP · Disc / saucer · 12 sources
14Thinly documented
The BEA "Two Saucers Rim-to-Rim" Sighting over the English Channel
October 9, 1953 · English Channel, on the London Airport (Heathrow) to Paris Orly route
International waters
UAP · Disc / saucer · 6 sources
24Thinly documented
Ellsworth AFB Radar-Visual Case and F-84 Pursuit, South Dakota, 1953
August 5, 1953 · Black Hawk Ground Observer Corps post and Ellsworth Air Force Base, near Rapid City, South Dakota
United States
UAP · Other · 24 sources
60Well documented
The Lake Vorota Monster: Viktor Tverdokhlebov and the Labynkyr Devil (1953)
July 30, 1953 · Lake Vorota, Sordonnokh Plateau, Oymyakon district, Sakha (Yakutia)
Russia
Cryptid · Creature · 28 sources
23Thinly documented
The Martian Monkey Hoax on the Bankhead Highway
July 8, 1953 · Bankhead Highway (now Veterans Memorial Highway, US 78), Leland area of Mableton, Cobb County, Georgia
United States
UAP · Being / humanoid · 27 sources · 3 photos
36Partially documented
The Villares del Saz Landing (Máximo Muñoz Hernaiz), 1953
July 1, 1953 · Field near Villares del Saz, Cuenca province, Castilla-La Mancha
Spain
UAP · Being / humanoid · 14 sources
30Partially documented
Beachy Head radar 'blip' over the English Channel (1953)
1953 · RAF Beachy Head, near Eastbourne, East Sussex
United Kingdom
UAP · Unknown · 12 sources
24Thinly documented
The F-94 Interceptor Encounter near Hanford (Odessa Case)
December 10, 1952 · Odessa, Washington (popularly placed near the Hanford plant)
United States
UAP · Sphere · 20 sources
49Partially documented
The RAF Topcliffe "Perfect Flying Saucer" During Exercise Mainbrace
September 19, 1952 · RAF Topcliffe, near Thirsk, North Yorkshire (approach to RAF Dishforth)
United Kingdom
UAP · Disc / saucer · 20 sources
33Partially documented
Yaak Air Force Station radar-visual sightings
September 1, 1952 · Yaak Air Force Station, Hensley Hill, Lincoln County, Montana
United States
UAP · Cigar · 12 sources
40Partially documented
William Squyres and the Propeller-Rimmed Disc, Pittsburg, Kansas
August 25, 1952 · Yale road, about 200 yards north of US Highway 160, northeast of Frontenac, near Pittsburg, Crawford County, Kansas
United States
UAP · Disc / saucer · 9 sources
24Thinly documented
The Runcorn Poltergeist ("The Runcorn Thing"), 1 Byron Street, Runcorn, 1952
August 1952 · No. 1 Byron Street, Runcorn, Cheshire (now Borough of Halton)
United Kingdom
Paranormal · Other · 19 sources
25Thinly documented
The Passaic UFO Photographs (George J. Stock)
July 31, 1952 · 221 Brooks Avenue, Passaic, New Jersey
United States
UAP · Disc / saucer · 24 sources · 2 photos
37Partially documented
Project Second Storey, Canada's Interdepartmental UFO Committee
April 22, 1952 · Ottawa, Ontario
Canada
UAP · Disc / saucer · 21 sources
40Partially documented
Igopogo: The Georgina Island Group Sighting, Lake Simcoe (1952)
1952 · Near Georgina Island, southern Lake Simcoe, Ontario
Canada
Cryptid · Creature · 18 sources
22Thinly documented
The Chowerup Lands Inspector Sighting
November 28, 1951 · Chowerup, Shire of Boyup Brook, about 60 km east of Bridgetown, Western Australia
Australia
UAP · Other · 9 sources
21Thinly documented
The Dieppe Raid "battle replay" at Puys
August 4, 1951 · Puys, near Dieppe, Seine-Maritime, Normandy
France
Paranormal · Other · 12 sources
20Thinly documented
  • · 86 pages· 26 pages mention it
    • p. 3 …Closed in accordance with restrictions contained in donor's deed of gift. PRM. Personal record misfile defined in accordance with…
    • p. 12 …Closed in accordance with restrictions contained in donor's deed of gift. PRM. Personal record misfile defined in accordance with…
  • Central Intelligence Agency· 1958-07-05· 2 pages· 2 pages mention it
    • p. 1 …Reply to Leon Davidsan's letter of 3 July 1958 In accordance with my recommendation to Mr. Chaplin on 28…
    • p. 2 …Reply to Leon Davidsan's letter of 3 July 1958 In accordance with my recommendation to Mr. Chapin on 28…
  • · 48 pages· 21 pages mention it
    • p. 19 …Closed in accordance with restrictions contained in donor's deed of gift. PRM. Personal record misfile defined in accordance with…
    • p. 27 …Closed in accordance with restrictions contained in donor's deed of gift. PRM. Personal record misfde defined in accordance with…
  • · 37 pages· 20 pages mention it
    • p. 9 …Closed in accordance with restrictions contained in donor's deed of gift. PRM. Personal record misfile defined in accordance with…
    • p. 11 …Closed in accordance with restrictions contained in donor's deed of gift. PRM. Personal record misfile defined in accordance with…
  • Department of Defense. Office of the Secretary of Defense.· 2023· 2 pages· 2 pages mention it
    • p. 1 …individual only within appropriate secure spaces and handled in accordance with the regulations applicable to the alleged classification level of…
    • p. 2 …individual only within appropriate secure spaces and handled in accordance with the regulations applicable to the alleged classification level of…
  • Central Intelligence Agency· 1959-03-01· 2 pages· 2 pages mention it
    • p. 1 …by several persons on the evening of 12 March. According to Birger Storesund, of Storesund, near Bergen, there were five…
    • p. 2 …by several persons on the evening of 12 March. According to Birger Storesund, of Storesund, near Bergen, there were five…

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