Oct. 30 n 20 p 297-302: Technical aspect: Altitude of flight and capacity, speed, course of flight and useful lift. Nov. 15 n 21 p 309-313: Economic aspect: Production costs: land and water routes; trans-Atlantic traffic: transportation costs.
The airship as a medium of traffic from economic standpoint
Luftschiffe also Verkehrsmittel mit desonderer Beru cksichtigung ihrer Wirtschaftlichkeit
Zeitschrift fur Flugtechnik und Motorluftschiffahrt ; 11 , n 20-21
1920
8 Figs.
Article (Journal)
German
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