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Primary view of Wings of the Future
unknown creator
unknown creation date
Primary view of Land Based Helicopter Operations: Precautions
United States. Navy
1953
Primary view of Full-scale investigation of aerodynamic characteristics of a typical single-rotor helicopter in forward flight
Dingeldein, Richard C. & Schaefer, Raymond F.
1948
Primary view of Some Static Longitudinal Stability Characteristics of an Overlapped-Type Tandem-Rotor Helicopter at Low Airspeeds
Tapscott, Robert J.
September 1958
Primary view of Full-scale investigation of the aerodynamic characteristics of a typical single-rotor helicopter in forward flight
Dingeldein, Richard C. & Schaefer, Raymond F.
May 1947
Primary view of The Oehmichen Peugeot Helicopter
unknown creator
March 1931
Primary view of [Bell V-22 Osprey helicopter]
unknown creator
[1980,1990]
Primary view of [Bell 222 Airwolf helicopter]
unknown creator
[1984,1987]
Primary view of [Photograph of a Kenneth Wernicke holding a airplane model]
unknown creator
April 3, 1967
Primary view of [Damage to XV-3 accident north east of Globe plant]
unknown creator
October 22, 1956
Primary view of [X and Y tooling support for the 204-H]
unknown creator
September 23, 1957
Primary view of [X and Y tooling support for the 204-H]
unknown creator
September 23, 1957
Primary view of [Bell employee working on the tail of the 204]
unknown creator
May 5, 1958
Primary view of [Machine providing X and Y tooling support for the 204-H]
unknown creator
September 23, 1957
Primary view of [Model of the 204 helicopter, mounted on a stand]
unknown creator
October 13, 1954
Primary view of [X and Y tooling support for the 204-H]
unknown creator
September 23, 1957
Primary view of [X and Y tooling support for the 204-H]
unknown creator
September 23, 1957
Primary view of [Man with hands on an open Bible]
unknown creator
October 15, 1957
Primary view of [Collective sleeve from a 204]
unknown creator
May 5, 1958
Primary view of [X and Y tooling support for the 204-H]
unknown creator
September 23, 1957
Primary view of [X and Y tooling support for the 204-H]
unknown creator
September 23, 1957
Primary view of [Worn part from an H-40 after a 150-hour ground run test]
unknown creator
July 28, 1958
Primary view of [Bell employees working on the XH-40]
unknown creator
August 24, 1956
Primary view of [Black helicopter flying in front of tall skyscraper]
unknown creator
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