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Report on Tests of Metal Model Propellers in Combination with a Model VE-7 Airplane (1926)
NASA Technical Reports Server (NTRS) · leaf 33
N.A.C.A, Technical Note No.345 FiS« ,16 f V • Hj • i • Fig.14 0»W.Hali moael propeller. Three blade. With modelNASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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