Spenser, Jay P. Aeronca C-2 : the story of the flying bathtub / 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 Dewey Class. No.: 629.13/09