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Released by the U.S. Department of War as item DOW-UAP-D096, this file contains correspondence concerning Project Blue Book, the U.S. Air Force's UFO investiga…

According to the U.S. Department of War release, this Central Intelligence Agency memorandum summarizes a debriefing of a group of four individuals who reporte…

This file, released by the U.S. Department of War, contains a U.S. Air Force Air Intelligence Division study titled 'Analysis of Flying Object Incidents in the…

This file is a scanned handwritten letter released by the U.S. Department of War as item DOW-UAP-D096 within a collection of correspondence relating to Project…

This file assembles U.S. Air Force and joint U.S.-Canadian materials from 1954-1955 on developmental VTOL aircraft and associated UFO reporting. A central comp…

This 67-page document is a USAF Air Intelligence Division analysis, 'Analysis of Flying Object Incidents in the United States,' Study No. 203, dated 10 Decembe…

According to the releasing agency (CIA, via the U.S. Department of War UAP release), this memorandum documents a 1955 CIA analysis of reports describing 'flyin…

This four-page redacted document, released by the U.S. Department of War (Agency: CIA) on 10 July 2026, reproduces Sections 1–4 of a 1955 CIA memorandum analyz…

According to the U.S. Department of War source page, this file is a Central Intelligence Agency memorandum documenting the debriefing of a group of four observ…

This file contains an initial report from the Air Materiel Command regarding Project Sign. Project Sign was a 1948-1949 U.S. Air Force program to investigate t…

According to the releasing agency, this file is an initial progress report produced by the Air Materiel Command concerning Project Sign, a 1948–1949 U.S. Air F…