Vertical flight
Subtitle: the age of the helicopter
By: edited by Walter J. Boyne and Donald S. Lopez ; with contributions by Ralph P. Alex ... [et al.].
Contributors: Boyne, Walter J., 1929-; Lopez, Donald S., 1923-; National Air and Space Museum.
Publisher: Published for the National Air and Space Museum [by] Smithsonian Institution Press
Published: 1984
Place of publication: Washington, D.C
Language: eng
Number of pages: 257
Subjects: Helicopters -- History
Notes: Bibliography: p. 251-257.