Regierungsamtliche Dokumente

 

U.S. Air Force Material Command, 1949: Project ‘SIGN’, Dayton, Ohio: Wright-Patterson AFB

 

U.S. National Military Establishment, 1949: Project ‘SAUCER’, Memorandum to Press 27. April 1949; Chicago, IL: CUFOS

 

U.S. Air Force Material Command, 1949: Project “GRUDGE” Final Report, Dayton, Olhio: Wright-Patterson AFB

 

U.S. Air Force Material Command, 1951: Project “TWINKLE” Final Report, Dayton, Olhio: Wright-Patterson AFB

 

U.S. Department of Defense, 1952: Minutes of Press Conference Held by Major General John A.

 

Samford, Director of Intelligence, USAF, 29. Juli 1952 (in following to the Washington D.C. sightings); DOD

 

U.S. Central Intelligence Agency, 1953: Report of Meeting of Scientific Advisory Panel On UFOs Convened by Office of Scientific Intelligence CIA, (Robertson Panel); Chicago, IL: CUFOS

 

U.S. Congress (House Committee on Science and Astronautics), 1961: Proposed Studies on the Implications of Peaceful Space Activities From Human Affairs, (NASA Brookings Instruction Report); House Report No. 242, 87th Congress, 1st Session, Vol. 2 serial 12338

 

U.S. Congress (House Committee on Armed Services), 1966: Unidentified Flying Objects, Hearings, 89th Congress, 2nd Session, 15. April 1966; Washington, D.C.:Government Printing Office

 

U.S. Air Force Material Command, 1966: Special Report (O’Brien Committee); Washington, D.C.; USAF

 

U.S. Congress (House Committee on Science and Astronautics), 1968: Symposium on UFOs, Hearings, 90th Congress, 2nd Session; Washington, D.C., Government Printing Office

 

SIGMA/3AF, 2010: Rapport d’Etape de la Commission SIGMA/3AF, Paris

Auf: http://www.openminds.tv/wp-content/uploads/Rapport_Etape_Com.SIGMA_Juin2010.pdf
(englische Übersetzung: http://www.openminds.tv/wp-content/uploads/Progress-Rep-Commission-Sigma-3AF-English.pdf)