Recent developments in the construction and operation of all-metal airplanes (1926)
NASA Technical Reports Server (NTRS) · leaf 24
Figs.1,3,3,6,?,8 4 9 N.A.C.A. Technical Memorandum No.378 Fig.3 Half-opened wing of type Do.B. Fig.8 Behavior of metal fuselage Fig.9 Landing gear of a 1918 all in a heavy fall. metal pursuit plane Do.DI. 7705 U.S.
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
