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Official reports, hearing transcripts, case files and releases: the paper behind the cases. 2,872 documents, 2,610 mirrored with their text, 53,529 pages indexed, so a search reads inside them and lands on the page.

Scans matching “Project Sign”10 scans

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  Witness sketches from the Project Sign file Scan

  USAF Project Sign ·from Snake River Canyon Disc: The A.C. Urie Sighting (1947)
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  Project Sign teletype to National Airlines, 2 August 1948 Scan

  USAF Blue Book case file, via Project 1947 ·from The Chiles-Whitted Encounter (1948)
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  First Officer John B. Whitted's sketch of the object for Project Sign Scan

  Project Sign / Blue Book case file, via Project 1947 ·from The Chiles-Whitted Encounter (1948)
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  The Hynek UFO Report, p. 137 Scan

  J. Allen Hynek ·from The Fukuoka F-61 Black Widow Radar-Visual Intercept (1948)

  aircraft I was familiar with, so I immediately contacted my Ground Control Station and asked for information regarding any aircraft flying in the area. The ground control radar reported no other aircraft and at no time could they pick up the UFO. Hemphill stated that he again caught "just a fleeting…

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  The Hynek UFO Report, p. 134 Scan

  J. Allen Hynek ·from The Fukuoka F-61 Black Widow Radar-Visual Intercept (1948)

  UFOs with Radar? In the fall of 1948, Project Sign received a report from Kyushu, Japan, describing the encounter of an F-61 aircraft with from two to six unidentified flying objects. Intelligence reports from Far East air forces indicated that…

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  Col. McCoy letter from the Project Sign files, page 1 Scan

  Project Sign files, via NICAP ·from The Gorman Dogfight (1948)

  UNCLASSIFIED Chief of Staff United States Air Force Washington, 25, D. C. ATTN: APOEI Collections Branch 1. On the 3 October 1945, the following representatives of this Command interrogated witnesses involved in the North Dakota incident of 1 October 1945 which occurred from 2100 to 2127 hours Centr…

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  Col. McCoy letter from the Project Sign files, page 2 Scan

  Project Sign files, via NICAP ·from The Gorman Dogfight (1948)

  Subject: Project "SIGH" AIR INSPECTOR When the object began evasive tactics the F-51 pilot utilized maximum authorized power. (Engine seal for military power was not broken.) However, the object out-turned, out-speeded and out-climbed the F-51 in every instance. Contact was lost twenty-seven minutes…

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  Historical marker for Capt. Mantell in Franklin, Kentucky, unveiled in 2001 Scan

  Mark S. Hilton, 7 May 2015 ·from The Mantell UFO Incident (1948)

  CAPTAIN THOMAS F. MANTELL, JR. Born in Franklin, Ky., 30 June 1922. Graduated Male High School. Louisville. Joined Army Air Corps. 16 June 1942. Graduated Flight School, 30 June 1943. During WW II. Mantell assigned to 440th Troop Carrier Group. 96th Troop Carrier Squadron. 9th Air Force. Awarded Dis…

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  The Mantell historical marker in Franklin, Kentucky Scan

  Courtesy of The Brief, via army.mil ·from The Mantell UFO Incident (1948)

  CAPTAIN THOMAS F. MANTELL, JR. Born in Franklin, Ky., 30 June 1922. Graduated Male High School, Louisville. Joined Army Air Corps, 16 June 1942. Graduated Flight School, 30 June 1943 During WW II. Mantell assigned to 440th Troop Carrier Group, 96th Troop Carrier Squadron, 9th Air Force. Awarded Dist…

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  Project Sign file, Incident 123, 11 April 1948, 4 miles north of Alton, Illinois Scan

  USAF Project Sign / Blue Book files ·from The St. Louis and Alton Giant Bird Flap (Thunderbird Sightings), 1948 (1948)

  UNCLASSIFIED Inocident g123 -- Alton, Illinois -- 11 April 1940 There is nothing of astronomical character in this incident. If one considers Johnel Stagnund's statements apart from the considerably less reliable ones of other observers, it would seem that the object may really have been a bird.…