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Spartan "Cruiser" commercial airplane (British) : a six-seat low-wing cantilever monoplane (1932)
NASA Technical Reports Server (NTRS) · leaf 8
H«A.C.A. Aircraft Circolar No. 168. Tigs. 4,5.6,7,8 installation Pig. 7 Oil tank of wing engine mounted in fairing liehind the engine. / yNASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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