Berliner helicopter
Страна: США
Год: 1921
Вертолет
Единственный экземпляр
Взлет с разбега вертолета двухвинтовой поперечной схемы Э.Берлинера
The Berliner helicopter as modified in 1924 with triplane wing configuration. As recorded in "Military Helicopters of the World", this machine was also tested in monoplane and biplane configuration.
The Berliner helicopter as modified in 1924 with triplane wing configuration. As recorded in "Military Helicopters of the World", this machine was also tested in monoplane and biplane configuration.
A SUCCESSFUL HELICOPTER: Two views of the latest Berliner helicopter, constructed by Henry A. Berliner, of Washington, U.S.A., which has recently been making successful demonstrations before officials of the U.S. Army Air Service.