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Effect of speed on economy of airship traffic (1925)
NASA Technical Reports Server (NTRS) · leaf 61
N.A.O.A. Technical Memorandum No.302 Figs. 13 & 14. 2000000 a> 1600000 h 1200000 ■d 800000 X 400000 rH 0 0 20 40 60 80 100 120 Tax, S/v Fig.13NASA Technical Reports Server (NTRS)
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