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1920s British helicopters (2 P) 1920s Spanish helicopters (1 P) 1920s United States helicopters (3 P) This page was last edited on 13 May 2019, at 14:55 (UTC). Text ...
The Berliner Helicopter is a series of experimental helicopters built by Henry Berliner between 1922 and 1925. The helicopters had only limited controllability but were the most significant step forward in helicopter design in the US, until the production of the Vought-Sikorsky VS-300 helicopter in 1940. [ 1 ]
Helicopters of the 1920s by country; International • Austria • Canada • Czechoslovakia • China • France • Germany • Italy • Japan • Poland • Romania • Soviet Union and Russia • United Kingdom • United States
1920s helicopters (3 C) 1920s Hungarian aircraft (3 P) I. 1920s Italian aircraft (14 C, 2 P) J. 1920s Japanese aircraft (9 C) L. 1920s Lithuanian aircraft (6 C) M.
Post-World War I budget cuts have reduced United States Marine Corps aviation from almost 400 aviators to fewer than 50, prompting the Marine Corps ' first aviator, Major Alfred A. Cunningham, to write in the Marine Corps Gazette, "One of the greatest handicaps which Marine Corps Aviation must now overcome is a combination of doubt as to ...
The de Bothezat helicopter, also known as the Jerome-de Bothezat Flying Octopus, [1] was an experimental quadrotor helicopter built for the United States Army Air Service by George de Bothezat in the early 1920s, and was said at the time to be the first successful helicopter. Although its four massive six-bladed rotors allowed the craft to fly ...
Helicopters of the 1920s by country; International • Austria • Canada • Czechoslovakia • China • France • Germany • Italy • Japan • Poland • Romania • Soviet Union and Russia • United Kingdom • United States
The areas of the world covered by commercial air routes in 1925. Sometimes dubbed the Golden Age of Aviation, [1] the period in the history of aviation between the end of World War I (1918) and the beginning of World War II (1939) was characterised by a progressive change from the slow wood-and-fabric biplanes of World War I to fast, streamlined metal monoplanes, creating a revolution in both ...