Documents / Official release
This section of the Federal Bureau of Investigation's flying saucer file 62-HQ-83894 holds FBI correspondence from 1957 to 1966. It includes a November 1957 memo saying Air Force Intelligence found the post-Sputnik sightings nonauthentic, and a Havana report of a hat-shaped disc over Matahambre, Cuba. It also has inquiries into Robert T. Stone's Inter Continental Aerial Research Foundation, a Torrington, Connecticut sighting referral, and replies to members of the public. The replies say UFOs are not within FBI jurisdiction and refer writers to the Air Force.
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.
“Bender”13 pages
~ O!'rlONAl FORM NO. 10 .. •
UNITED STATES GO~ NMENT
Memorandum
TO : DIRECTOR, FBI DATE: .S/ 4 / 60 _____
FROM ~ SAC, DENVER (62-0)
o/~ '/77L _D, I ,P a
SUBJECT: ~T~~YfilG O~ TS,
TIGAT SOCIETY;
' . / GEORGE W. TASSEL
~ MISCELL OUS - INFORMATIO ----::r---..:;,;..-L_
CONCERNillG
Enclosed is a letterhead memorandum regarding a
speech given by Mr . VAN TASSEL. One copy or this memorandum
has been made available to the Office of Special Investiga
tions (OSI), Lowry Air Force Base, Denver •
.
The enclosed memorandum is being furnished for
the information of the Bureau and the Los Angeles, San
Diego, and San Francisco Offices, as VAN TASSEL is alleged •
to be from Giant Rock, California, which town is not located
by Denver in the Postal Guide or available maps.
SA THOMAS STEPHEN KELLY attended this lecture
on Sunday, 4/17/60, after hearing of its impending
presentation over the radio. He recognized no one at this
meeting and was known to no one at the meeting.
On 4/19/60 Phipps Auditorium, Denver, was tele
phonically contacted and they advised that arrangements for
the speech of Mr. VAN TASSEL had been made with LLOYD ARNOLD,
telephone BElmont 7-5775. The 1959 Lakewood, Colorado City
Directory reflects LLOYD L. ARNOLD, Arnold Engineering
Associates, 1940 Sims, telephone BElmont 7-5775.
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Official release, from the pursue collection. The PDF is mirrored here; the original link is under it. 290 pages are in the text index: search them above, or from the library's search.