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.
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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.