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The Supermarine S.6.B. Racing Seaplane (British) : A Low-Wing Twin-Float Monoplane (1931)
NASA Technical Reports Server (NTRS) · leaf 11
N.A.C.A. Aircraft Circular No.154 Figs.6,7,8,9 Fig.7 Oil cooling system in the fin. Fig.9 Diagram of fuel system.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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