File Explorer

This U.S. Air Force fact sheet (95-03), current as of June 1995, describes Project Blue Book, the Air Force program that investigated Unidentified Flying Objec…

According to the U.S. Department of War release, this file contains memorandums, correspondence, and forms related to the reporting of information on flying di…

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This CIA memorandum, addressed to the Director of Central Intelligence and signed by Herbert Scoville Jr. (Assistant Director, Scientific Intelligence), offers…

This CIA document, released through the agency's electronic reading room, is an early-1950s internal memorandum examining the national security dimensions of u…

This December 1953 memorandum provides a status update on the Air Force's UFO project activities, including ongoing intelligence operations, equipment procurem…

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…

According to the releasing agency, this declassified FBI office memorandum, dated April 17, 1958, was authored by Special Agent Robert Reynolds of the Detroit…

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…

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 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 CIA memorandum for record, dated 3 December 1952, recounts the author's meetings the previous morning with Dr. Julius A. Stratton (Executive Vice Presiden…

This two-page CIA internal memorandum, dated April 1958 and released via the CIA Reading Room, records discussions about answering letters concerning Unidentif…

This three-page CIA memorandum, dated 8 December 1953 and originating from the Office of Scientific Intelligence (O/SI), reports on a consultant's review of th…

This CIA memorandum for record, authored by F.C. Durant, recounts a 1430-hour telephone call to Dr. John A. Wheeler at Princeton, New Jersey. Durant thanked Wh…

This CIA document is a letter to Dr. Lloyd V. Berkner regarding the report of the Scientific Advisory Panel on Unidentified Flying Objects, convened in January…

This document is a clipping from the Arizona Republic newspaper reporting on remarks by Dr. James E. McDonald, senior physicist in the Institute of Atmospheric…

SUBJECT: Mestirg with. Air Force Personnel” Concerning Scientific