Pictorial Story of the Airship

[Illustration: A “PUSHER” OF SEVERAL YEARS AGO, WITH MANY OF THE MORE

PROMINENT AIR-MEN

_Courtesy of The Curtis Aeroplane Co._]

[Illustration: _Courtesy of The Curtis Aeroplane Co._

The Wonder Book of Knowledge The Marvels of Modern Industry and Invention, the Interesting Stories of Common Things, the Mysterious Processes of Nature Simply Explained · 第 126 / 162 题