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.
“Socorro, New Mexico”1 page
Read from the scan by GLM-OCR; expect the odd misread word.
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 179 1950/24 Feb Between 1315 1 R Los Alamos, New Mexico Circled then E Considerable altitude Aluminum Yes 2 None Spherical Rather large Erratic Unknown 180 25 Feb 140015451555 12 R Los Alamos, New Mexico Heading toward ground 30°-35° above horizon Flash-ing silver None 3 secs to 2 mts None Circular like plane fuse-lage Small airplane From very slow to very fast 181 25 Feb 2115 1 Unk Albuquerque, New Mexico Toward S App. 20° above horizon Almost vertical Bright green-white Yes 1 1/2 secs None Tear-drop 3 times size of a shooting star Slightly slower than falling star Appeared to burn out 182 25 Feb 0200 1 R Datal, New Mexico NW White changing to red & green Yes 30 mts None Round 10° por 2 mts Disappeared behind mountain 183 25 Feb 1410 1 R Los Alamos, New Mexico S to N 1 to 3 miles at 30° above horizon Metallic None 2 mts None Oblong 10 - 15' 40 mph Went below horizon
Official release, from the pursue collection. The PDF is mirrored here; the original link is above. The text was read from the page images by GLM-OCR; expect the odd misread word. 271 pages are in the text index: search them above, or from the library's search.