Government / Military
Project Blue Book
1952–1969
U.S. Air Force's official public UFO investigation project, 1952-1969.
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Connections (29)
origin of secrecy narrative
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
scientific consultant
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
his committee's findings led to its closure
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
produced the statistical analysis published as Special Report No. 14
Source: USAF Project Blue Book Special Report No. 14, 1955
took over field investigation of UFO reports for it under AFR 200-2
Source: AFR 200-2; Project Blue Book history
first director
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
summoned Air Force witnesses in his 1961 hearings
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
reviewed its case files and found no evidence of craft
Source: F.C. Durant, Report of Meetings of the OSI Scientific Advisory Panel on UFOs (Durant Report), CIA, Jan 14-18 1953
investigated it and attributed it to temperature inversions
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
says he personally viewed its classified files at the National Archives in 1977
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
prominent public skeptic of the sightings it investigated
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
worked from its case files at Wright-Patterson
Source: Wikipedia: James E. McDonald
consulted by its Project Sign predecessor investigators (1948); skeptical of the flying-disc reports
Source: Declassified UAP release 04 (DOW-UAP-D097)
a separate national-security UFO-reporting channel that ran parallel to and outlasted it
Source: JANAP 146 (NSA declassified); AFR 55-88
listed alongside the Air Force UFO-investigations program in the 1961 AFCIN tasking
Source: 1961 AFCIN tasking document
conducted the statistics for Special Report No. 14
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
his 1947 memo concluding UFOs were "real" launched it
Source: Twining Memo, Sep 23 1947
as a Congressman, demanded a probe into sightings it investigated
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
sought access to its files
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
oversaw CIA involvement in reviewing its work
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
Blue Book was in its final years during his presidency
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
senior Air Force leadership over its investigations
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
authorized its 1948 predecessor, Project Sign
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
Project Blue Book operated throughout his presidency
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
Blue Book operated during his presidency
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
recommended its termination while noting sensitive reports went through separate channels
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)
states national-security UFO reports are not part of the Blue Book system
Source: Bolander memo, 20 Oct 1969 (via NICAP)
his 1968 report led to Blue Book's closure
Source: Condon Report, 1968
publicly criticized the Air Force's handling of the same reports
Source: USAF Project Blue Book records; Ruppelt, Report on Unidentified Flying Objects (1956)