Traffic airships with special reference to economy (1921)
NASA Technical Reports Server (NTRS) · leaf 33
e AH I o H O 2.9 100 Hours flight Pt load,(with O 00 equipment & +» fH «| in tons. ■1-.-2 O CO 0.8 oA ■P CD 25000 55000 75000 100000 O O Gas capacity in m.3 Fig.S. Cost of transportation per ton-km. on the basis of Jan. 1, 1919.
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
