Autogyro: The story of early plane-helicopter hybrids, 1925-1940
Sección: Personajes
Creado: 18-11-20 (Actualizado: 18-11-20)
A Spanish engineer and aeronautical pioneer, Juan de la Cierva, developed the original “autogiro”. Its name was derived from the self stabilization accomplished by a four-bladed horizontal screw tu…
https://rarehistoricalphotos.com/autogyros-early-plane-helicopter-hybrids-1925-1940/