Documents / Official release
This Federal Bureau of Investigation file section, 62-HQ-83894 Section 6 (serials 246 to 301), collects FBI memoranda and correspondence from 1950 to 1952 on flying saucers. It covers green fireballs and discs seen near sensitive installations in New Mexico, Dr. Lincoln LaPaz's analysis, and the Air Force's Land-Air study known as Project Twinkle. It also holds an OSI summary, a USAF directive on reporting unconventional aircraft, a dissolving object reported by Philadelphia police, and letters from members of the public.
From the source:Release of 2026-05-08 Incident: N/A, N/A. The FBI's 62-HQ-83894 case file includes investigative records, eyewitness testimonies, and public reports concerning Unidentified Flying Objects and flying discs documented between June 1947 and July 1968. The records include high-profile incident accounts, photographic evidence from sites like Oak Ridge, TN, and technical proposals regarding potential propulsion systems. Additional topics include convention programs, researcher accounts, and extensive media coverage from the period. This file is partially posted on FBI vault with more redactions and some pages missing. Included here is the complete case file with several newly declassified pages and only minor redactions.
“Office of Special Investigations”19 pages
# The most amazing Flying Saucer story of them all BY THE MAN WHO SAW IT TAKE OFF Eye-witness Herr Linke himself directed the artist to produce this vivid impression of the flying saucer as he saw it in the clearing: beside it stand the two members of the crew, who took off in it shortly after. They saw the Flying Saucer: Oskar Linke and his 12-year-old step-daughter. Here is part of the signed, sealed, official deposition which Herr Linke made in Berlin, telling the whole story of his fantastic experience. Are 'Flying Saucers' a Russian invention? Western intelligence officers are now trying to answer this question following sensational reports by 48-year-old ex-Mayor Oskar Linke, who escaped from the Soviet zone. Linke has sworn an oath before a judge that he and his daughter saw two metal- clad figures and a '50ft saucer with a 10ft conning tower' take off from a forest clearing four miles inside the Russian zone. FULL STORY PAGE 2
Official release, from the pursue collection. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model; expect the odd misread word. 271 pages are in the text index: search them above, or from the library's search.