Reisverslag van het orientatiebezoek aan de United States Air Force : 6-26 febr. 1954 Statement of Secretary of Defense Robert S. McNamara before the Senate Armed Services Committee on the fiscal year 1969-73 defense program and 1969 defense budget report / advisory group for aeronautical research and development United States army experience in operations from unprepared fields / by John F. Denhart Report on military spending shifting balance of military power / Blue Ribbon Defense Panel Verenigde Staten van Noord-Amerika / Ministerie van Oorlog document Airpower : report of the Subcommittee on the Air Force of the Committee on Armed Services United States Senate eighty-fourt congress together with minority views