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Breguet 390 T commercial airplane (French) : a ten-seat all-steel sesquiplane (1931)
NASA Technical Reports Server (NTRS) · leaf 6
N.A.C.A. Aircraft Circular No. 1^9 V1.£*.2>3,11.5>6>7 ,lk Pigs.H,5 Fuselage structure, Taken from L'Aeronau/iqueDec. IS30 for upper wing spar. 'ig*7 CaMn door.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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