Documents / Official release
This Federal Bureau of Investigation file section (62-HQ-83894, Section 4) collects 1947 to 1949 correspondence on flying discs. It includes Portland police officers' accounts of a silvery object over the city on September 11, 1947, an Alaska pilot's July 1947 sighting near Bethel, citizen letters answered by J. Edgar Hoover, and a 1948 Air Defense Command directive on disc investigations. The FBI replied that it was conducting no flying disc investigations. Later items concern William Albert Rhodes's disc photographs and a Los Angeles letter judged a probable prank.
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.
- . l!arch 241 1948 Honorable K•nneth..__B. United S:tates Senat• Waahtngton, D. c. JJy dear S11na-Oor: Tour letter o/ l!arch 221 29481 wtth encZoeurs# has Men recstved. Stnoe ths eubJ•ct aattsr menttoned tn your oon stttuent's lettsr ts not within the scope o/ authortty o/ thta Bursau1 I have taken the ltberty o.f .forwarding a copy o;t hta latter and yours to . tM ~ecrstary o/ the Amy, llattona1 D6/,nae Butldtng# ashlng ton1 D. c . # /or hta tn/ormat1on. Your thought/ulness tn brtngtng ~hje to my attentton ta tndesd apprectat•d• I aR •noloatng a copy o/ my letter to JJr . Frasier whtch I thought you mtght like to have /or your /tles# together wtth hta lettflr. Utth ezpreaatons o/ my h1gheat esteea and beat regards, Since rely yours 1 -• Eagar o~ve,::'.\.i1> ,,~ ~ Enclo sJ_e1 Incomi; from Frasier and cop~, of our letter to VWP:jec ' ~ e- .... '-""I COMr.UlNICATIO 'S SES'tiO~ II 1MAILED 3 * MAR 2iJ 1948 f,;.. , ~~fittliA&. BllltEAU OF IN~ESTHiATIOlt , 8. DEPARTMENT Of JUSTICE ..,, . ...c.. I him. \)J-
Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 214 pages are in the text index: search them above, or from the library's search.