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This Black Vault compilation contains a September 1997 reply from the Office of the Assistant Secretary of Defense to John Greenewald's FOIA request, enclosing its UFO records. The enclosures include a Navy information sheet dismissing the Philadelphia Experiment and an Air Force UFO fact sheet listing 12,618 Project Blue Book sightings, 701 of them unidentified. They also include the National Academy of Sciences review endorsing the University of Colorado report and the concluding pages of a 1994 Air Force Roswell report attributing the wreckage to Project MOGUL.
“Roberts”14 pages
Sheet Secretary of the Air FOfce, Office of Public Affairs. Washington. D.C. 2033o- 1000 87-34 Unidentified Flying Objects •. • The Air Force began investigating UFOs in 1948 under a program called Project Sign. the pegram's name . was changed to Project Grudge, and In t 953 It became known u Pro;ect Blue Book. On Dec. 17, 1969, the secretary of the Atr Force announced the tennination of Project Blue Book. The tD cfiiCCJI 11i IU8 UFO was blsed on a number~ farJors. including repa~ts and studies by the University of Colorado and 1he National Academy ~Sciences. as weUaspest UFOIIulial andthe.V FOR:e's two decades of experience iiWe~ling UFO repcwts. As a result of then Investigations, studies, and 'trienc:a, the cordJibw ol PKjiCIBiue Boot 'Mite. No UFO reported. investigated and evaluated by the AJt Force has ever gi.,.n eny Indication of threat tD our national security. • There has been no evidence submitted to Of dtscovefed by the Air Fatce thai lightings categorized as repreHnt technotogical developments or pnnciptes beyond the range of present-day scientific knowledge. Local Reproduction Authorized • • .• There has been no evidence Indicating that aightings categortzed as "unidenttlied" are extraterrestrial vehiclei. Batween 1948 and 1969 the Air Force investigated 12.618 reported UFO sightings. Of these, 11,817 were found to have been caused by material obiects IUCh as balloons. satellites. and aircraft: immaterial objects such as lightning, reUectiona, and other natural phenomena: astronomical objects such as stars, planets, the sun, and the moon: weather conditions; .and houes. Only 701 reported sightings remain unexplained. More lntormetlon A"el,.ble An documentation regarding 1he former Blue Book investigation was pennanentty transfelfed to the Modem Military Reference Branch, National Archives and Recotds Administration, 8th and Pennsylvania Ave.. Washington. D.C. 20408, and is available fof public review. A list of private organizations interested in aerial phenomena can be found in Gale's Encyclopedia of Associations, available in the reference section of most libraries. October 1117 • ..
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