The Boulton and Paul P.64 mail-carrier : a two-engine all-metal biplane.

Bibliographic Details

Corporate Author:	United States. National Advisory Committee for Aeronautics
Format:	Book
Language:	English
Published:	Washington, [D.C.] : National Advisory Committee for Aeronautics, [1933]
Series:	Aircraft circulars ; no. 177.
Subjects:	Boulton Paul P.64 (Transport plane)