German Armored Warplanes of WWI: A Centennial Perspective on Great War Airplanes: 4 (Great War Aviation Series) by Jack Herris, Jerry Boucher, Bob Pearson ISBN: 1935881116
Published by Aeronaut Books on January 1st 1970
Genres: Aviation, Illustrated, World War I
Len's Summary: Wood and canvas gave way to aluminum and steel airframe construction as aircraft were increasingly employed in a ground-support role.
Len Shurtleff