Military aeroplanes, simplified, enlarged; an explanatory consideration of their characteristics, performances, construction, maintenance, and operation, specifically arranged for the use of aviators and students (1918)
Loening, Grover Cleveland, 1888- · [Boston, W. S. Best printing company] · leaf 20
umer-ous separate, drum-shaped gas containers instead of balloons.The stiff frame provides, in itself, that necessary rigidity of hull,which interior gas pressure on the envelope provides in the othertypes. The Zeppelin airship was the first successful development ofthe rigid system., and is useful…
Airplanes · Aeronautics, Military
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