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
Summary of Sightings of Unknown Aerial Phenomena, 17th District OSI (cont) Number Date Time Number of Observers *Reliability of Observers General Area of Occurrence Apparent Direction of Flight Apparent Altitude Course Horizontal to Vertical Color Train or Trail Duration of Observation Sound Shape Apparent Size Apparent Speed Manner of Disappearance 80 1949/28 Jul 2045 1 Unk Killeen Base, Texas N to S 30° above horizon White w/tint of blue green Yes 3-5 secs None Round w/tail Size of evening star Unable to estimate Faded out 81 28 Jul 2259 1 Unk Killeen, Texas S to N 30° above horizon 2 predominately white.1 had orange glow to tail Yes #1 at 2-3 secs #2 at 10-12 secs None Round w/tail Tennis ball Faded out 82 28 Jul 2258 1 Unk Killeen, Texas N to NW 30° above horizon Initially blue turning white None 15-20 secs None Round 3 times size evening star Vent out like light 83 30 Jul 2135 1 R Camp Hood, Texas SE to NW 35° to horizon Climbed in arc Blue-white Yes 2-21/2 secs None Like rocket tail 2-21/2 secs to cover arc of about 15° Faded out 84 30 Jul 2204 1 Unk Camp Hood, Texas SE to SW App 30° above horizon Straight flight losing altitude Predominately white w/blue tint Yes 2-3 secs None Round w/tail Evening star or planet Very fast Gradually faded out
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.