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.
“Hill”9 pages
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 **Evaluation 184 1950/25 Feb 1545 1 R Los Alamos, New Mexico N to SW Very high White to silver None 30 secs None Circular About size of 50/2 piece at its height Very fast Disappeared into glare of sun (3) 185 25 Feb 1550 1 R Los Alamos, New Mexico S or SW 12,000' Metallic None Few secs None As large or larger than average plane Fast Faded from view (2) 186 25 Feb 1545 1555 14 R Los Alamos, New Mexico NE to SW Overhead at from 4 to 10 miles Traveled w/a fluttering motion Silver None Few secs to 2 mts None Round Vary from 4' to small airplane Very fast 500-1500 mph (2) 187 25 Feb 1655 1 R Los Alamos, New Mexico E to W Shiny silvery 10-15 secs None Round About size of B-25 Puselage Slow speed Disappeared behind tree (2) 188 10 Mar 1800 1830 6 Unk Phoenix, Arizona SE 40,000-50,000' Moved upward at 60° angle Aluminum or quick silver Yes 10 mts None Oval or oblong Size of moon Extremely high Disappeared (2) 189 5 Mar 1135 1300 4 R Vaughn, New Mexico Traveled 195° Straight flight White None 1 hr 25 mts None Round Ping pong ball at arm's length 180 to 200 mph Ceased observation (2)
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.