Documents / Official release
This Federal Bureau of Investigation file section, compiled in 1947, collects newspaper clippings, memoranda, teletypes and letters about the summer's flying disc reports. It includes a July 1947 memo on a Grafton, Wisconsin priest's reported disc, which the Milwaukee office learned was a circular saw with wires, possibly a prank. Other items cover a disc found at Black River Falls, reports from Texas and Oregon, a San Diego memorandum on visitors, and Hoover's acknowledgments forwarding information to the War Department.
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.
“Cooper”2 pages
• • I \ ~ - 0 (B) FLYING DISCS - - The Bureau, at the request of the Army Ai F has agreed~o cooperate in the investigation of flying die rThorces Intelligence, confidentially advised that it is possible to release thre:s;r e Ai: Forces have numbers , attached tosether by a wire, from an atrplane in hi ~~e discs in odd these discs would ob:tB.in tremendous speed in their descent ~ 1tudes and that earth in an arc . 1:te Anny Air Forces Intelligence has also~nd;~uld decend to the that the report~ sightings might have been made by subversive in~1efdsome concern the purpose of;reating a mass hysteria. v uals for 1 7-30-47 BUREAU BULLETili NO. 42 - 2 - Series 1947 l You should investigate each instance which is brought to your attention "() of a sighting of a flying disc in order to ascertain whether or not is is a bona fide_sightins , an imaginary one or a prank. You should also bear in mind that individuals might report seeing flying discs for various reasons. It is conceivable that an individual might be desirous of . seeking personal publicity, causing hysteri~ Ior playing a j?rank. u I w The Bureau should be notified immediately by teletype of all reported ii: sie;htinss and the results of your inqui~ies. In instances where the report appears t to have merit , the teletype should be followed by a letter to the Bureau containing o in detail the results of your inquiries. The Amy Air Forces have assured the 0 Bureau complete cooperating in these matters and in any instances where they fail to ~ make information avail able to you or make the recovered discs available for your ~ examination, it should promptly be brought to the attention of the Bureau. Vii: ,0 Any information you develop i n connection with these discs should be ~romptly brou(Ylt fu the attention of the Army through your usual liaison channels. 'A i~</ 37 'L, v----1,8 k' ft l • • If 1)tl)J) 7~ AU~ 4 .1Mf ·
Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 185 pages are in the text index: search them above, or from the library's search.