Documents / Official release
65 HS1-834228961 62-HQ-83894 Section 006
Federal Bureau of Investigation · 271 pages · text by OCR, confidence 97%
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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.
CONFIDENTIAL
Summary of Sightings of Unknown Aerial Phenomena, 17th District OSI (cont) Page 25
Number
Date
Time
Number of Observers
*Reliability of Observers
General Area of Occurrence
Apparent Direction of Flight
Apparent Altitude
Course Horizontal to Vertical
Color
Train or Trail
Duration of Observation
Sound
Shape
Apparent Size
Apparent Speed
Manner of Disappearance
135
1949 11 Oct
1045 1100
2
Unk
Alamogordo, New Mexico
NW to SE
If size of B-29 appeared to be 150,000'
White
None
10-15 secs
None
Round dish shape
2" in diameter at arm's length
Very fast compared w/falling star
Faded from view
136
12 Oct
1115
3
Unk
Roswell, New Mexico
S to NE
3,500'
Smooth arc
White (silver)
None
45-60 secs
None
Round probably elliptical
Faster than jet aircraft
Went beyond range of vision
137
12 Oct
1115
3
Unk
Alamogordo, New Mexico
Appeared from S & veered off to NE
If size of B-29 appeared to be 35,000'
Smooth arc
White or aluminum
None
45-60 secs
None
Round ball
35,000' 4" in diameter
1,500 mph
Faded from view
138
12 Oct
1340
4
R
Tucson, Arizona
From NE to SW
30,000'
Horizontal
White or silver
None
15 secs
None
Round
50 - 100' in diameter
1,000 mph
Faded from view
139
14 Oct
1420
3
R
Los Alamos, New Mexico
W to E
20,000'
Level flight just above horizon
Greenish blue-white trail
Yes
2 secs
None
Round
Appeared as a 12" disc
Burned out
CONFIDENTIAL
About this file
Official release, from the pursue collection. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model (mean confidence 97%); expect the odd misread word. 271 pages are in the text index: search them above, or from the library's search.