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Vojenska-Smolik S.16 airplane : all-metal long-distance observation bi-plane (1927)

NASA Technical Reports Server (NTRS) · leaf 8

An illustration from Vojenska-Smolik S.16 airplane : all-metal long-distance observation bi-plane, 1927, leaf 8
I.A.C.A. Aircraft Clrcmlar fo.34

NASA Technical Reports Server (NTRS)

Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.

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