Documents / Official release
This section of the FBI's 1947 flying disc file (62-HQ-83894) collects correspondence between FBI field offices and Army Air Forces intelligence. It includes a Portland prospector's claim to have seen disc objects near Mount Adams on June 24, 1947, an Air Force report on the August 1 crash near Kelso, Washington that killed investigators Davidson and Brown, and the Maury Island claims of Dahl and Crisman. Other items are an MIT analysis of cast iron fragments from New Hampshire, the A. C. Urie Twin Falls sighting, and the Bureau's decision to stop its disc investigations.
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.
“Hamilton”17 pages
•, ~ ~~~ ~ M NO.~ • • ~ -Office Memorandum • uNITEn sTATEs GovERNMENT TO : DIRECTOR DATE: 9-15-4 7 //,.~ K-1- r.I"~ FROM : SAC San Francisco 1> ' SUBJECT: REPORTS olir.nn G DISCS Reference is made to my letter dated August 26, 1947. Enclosed is a copy of a letter dated September 9 , 1947 from Lt. Colonel DONALD L. SPRE:-GER , of A2, with a memorandum prepared by BRYDEN E. MOON , 4th Air Force CIC on AU§Ust 20, 1947 and August 26, 1947. The memorandum contains information regarding observations of RAY A. SWITZER of Sacramento , California. Also enclosed is a letter dated September 10, 1947 from Colonel SPR l uGER with attac".ment dated September 9 , 1947 • For the i nformation of the Bureau, KEllNETH ARNOLD of Boise, Idaho, who has been repeatedly interviewed in this matt er by A2, has expressed his intention to A2, of selling for publ ication his detailed account of hi s investigation of flying discs. 62- 2938 DWK. REOOBDED 3 CT2 1947
Official release, from the pursue collection. The PDF is mirrored here; the original link is under it. 190 pages are in the text index: search them above, or from the library's search.