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Shape / form From year To year Country Time of day Witnesses Evidence Status Duration Sound Colour Motion Lights Sources include Min photos Min videos Min sources Min score

3D model Narrated

“F-86D”

Stories3

The Milton Torres Intercept Order: RAF Manston, 1957

May 20, 1957 · RAF Manston, Isle of Thanet, Kent, and the skies over East Anglia

United Kingdom

UAP · Unknown · 37 sources

41Partially documented

Guam F-86D Intercept: 1st Lt. Ted Brunson and Blue Book Unknown 4577

December 31, 1956 · Over and near Agana (Hagåtña), Guam, Mariana Islands

Guam

UAP · Orb / light · 12 sources

23Thinly documented

The 663rd AC&W Squadron Sighting at Lake City, Tennessee

November 20, 1955 · Lake City (now Rocky Top), Anderson County, Tennessee, near Oak Ridge

United States

UAP · Egg · 18 sources

34Partially documented

Names3

Brad Sparks Person · 70 stories
Brad Sparks is a researcher who compiled a catalogue of Project Blue Book unknowns.
Don Berliner Person · 25 stories
In 1974, Don Berliner compiled a list of Blue Book Unknowns for the Fund for UFO Research.
Loren E. Gross Person · 21 stories
Loren E.

Documents2

Washington State ‘UFO’ Investigation, 1952-1960 Official release

Federal Bureau of Investigation· 1952· 55 pages· 1 page mentions it
- p. 32 …Sewell, 317th Fighter Interceptor Squadron; approximately 29 hours in F-86D aircraft; 80 hours (approximately) in fighter aircraft; 251 hours…
Project Blue Book Final Case Report Report

US Air Force, hosted by Sign Historical Group· 23 pages· 1 page mentions it
- p. 23 …with the resultant loss of one pilot and three F-86D aircraft. The “peeling-off” of those two aircraft is…