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According to the releasing agency (U.S. Department of War, sourcing the CIA), this file contains 1952–1953 correspondence and reports from the Scientific Advis…

This CIA report reproduces translated excerpts from Greek, French, and Persian newspapers published in Athens, Brazzaville, and Tehran between 1 March and 20 M…

This file compiles the records of the CIA Office of Scientific Intelligence's Scientific Advisory Panel on Unidentified Flying Objects, chaired by H. P. Robert…

This unevaluated CIA intelligence report gathers translated newspaper accounts of unidentified flying object ('flying saucer') sightings published in various f…

This declassified Central Intelligence Agency report, marked 'unevaluated information,' recounts a source's account of unidentified flying objects observed ove…

This declassified CIA document, hosted in the CIA Reading Room (DOC_0000015338), is a compilation of 1952 memoranda, draft National Security Council directives…

,4C CIA memter internal memPhysics and Electronics division memto the assistant Director for Scientific Intelligence, dated December 1953, summarizing the curr…

This CIA information report, dated 4 February 1953, aggregates unevaluated accounts drawn from French daily and thrice-weekly newspapers published between 3 Ju…

This two-page CIA memorandum, dated 29 May 1953, discusses questions received from Leo (Leon) Davidson directed at Bob Robertson and 'Lloyd' regarding their ac…

According to the U.S. Department of War release (attributed on the hosting page to the Department of State), this two-page memorandum dated July 28, 1952 relat…

This 178-page file, released by the U.S. Department of War (via war.gov) in release 3 of its UFO document collection, compiles unidentified flying object incid…

This CIA document reproduces information drawn from foreign newspapers and radio broadcasts summarizing numerous 'flying saucer' and unidentified flying object…

This unclassified extract from the CIA journal Studies in Intelligence, authored by Major Hector Quintanilla, Jr., surveys the history and methodology of offic…

This CIA document, released through the agency's online reading room, consists of an internal letter dated around 29 May 1958 addressed to a scientist (apparen…

Released as part of a U.S. Department of War (war.gov) UAP records disclosure, this 66-page file documents the Federal Bureau of Investigation's Newark Field O…

This CIA internal memorandum, circulated by buckslip, concerns Dr. Leon Davidson and his latest publication on 'space saucers' titled 'The Air Force and the Sa…

This file is Section 5 of the FBI's central UFO/flying-disc case file, 62-HQ-83894, published by the U.S. Department of War (via war.gov) as part of a UAP reco…

This CIA document, released via the CIA Reading Room, is an internal memorandum framed around three questions concerning UFOs, using the answers as sub-heading…

This declassified memorandum, dated 19 October 1955 and released via the CIA reading room, discusses a reported sighting of two unconventional aircraft. The ob…

This CIA Information Report, prepared in the USSR foreign-intelligence collection stream, records the unevaluated eyewitness account of a 41-year-old US nation…

This document is Serial 403 of the FBI Headquarters case file 62-HQ-83894, released by the U.S. Department of War/FBI. According to the releasing agency, the o…

This two-page CIA internal memorandum, addressed to the Deputy Director for Coordination and signed within the Office of Scientific Intelligence, follows up on…

This unevaluated CIA information report aggregates open-source foreign press accounts of unidentified flying objects and unusual aerial phenomena reported betw…

This CIA Office of Scientific Intelligence memorandum for record, dated 18 December 1952 and signed by H. Marshall Chadwell, Assistant Director of Scientific I…