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Wood versus metal in airplane construction (1923)
NASA Technical Reports Server (NTRS) · leaf 11
n Figs. 1,2,3, Key. cm A- 0.20^ .0316 *03^3 B= 0.221 .0SS7 c = 0,572 Cast-iron Soft steel AB C Fig,!, 0 0..^ 0.,g 1.2 1,6 2.0 zMji. lbs. 14-000 -1 t . I ■ ^ ■ « ' t 600O- lood 1 12000 5000 steel 5 10000 M-000 SteelU- sooo- … Wood 2 Duralumin Soft steel Steel Wood 1 E A BCD ElonggJtions Fig.3.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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