Spenser, Jay P. a b c d Aeronca C-2: The story of the flying bathtub / by Jay P. Spenser. - Washington : Published for the National Air and Space Museum by the Smithsonian Institution Press, 1978. - 70 p. : ill. ; 28 cm. ISBN: 0874748798 Subjects--Topical Terms: Aeronca airplanes LC Class. No.: TL686.A42