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The Report on Unidentified Flying Objects: Project Blue Book - The Complete 1956 Report on UFOs by an Officer of the U.S. Air Force: Ruppelt, Edward J: 9781789872330: Amazon.com: Books
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FLYING SAUCERS An analysis of the Air Force Project Blue Book Special Report no 14, by Leon Davidson Date: 5 May 1955 Stock Photo - Alamy
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