On This Day in Aviation History
1897 – Birth of Hazel LeRoy Wallace, Canadian World War I fighter ace. 1907 – The first free flight of a rotary-wing aircraft takes place when the Cornu helicopter, a French experimental craft, lifts inventor Paul Cornu (shown above) a foot above the ground for 20 seconds. 1942 – A U.S. Navy Vought OS2U Kingfisher […]