The air forces on a model of the Sperry Messenger airplane without propeller
1925
S. 379 - 390
graph. Darst
Digital preservation by Technische Informationsbibliothek (TIB) / Leibniz-Informationszentrum Technik und Naturwissenschaften und Universitätsbibliothek
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The air forces on a model of the sperry messenger airplane without propeller
Engineering Index Backfile | 1925
|Engineering Index Backfile | 1920