Air mail payment and the government /

Bibliographic Details
Main Author:	Spencer, Francis Auten, 1913-
Format:	Book
Language:	English
Published:	Washington, D. C. : The Brookings institution, [1941]
Series:	Publication (Brookings Institution. Institute of Economics) ; no. 87.
Subjects:	Air mail service > United States. Aeronautics, Commercial > United States.

Description
Physical Description:	xii, 402 pages : illustrations ; 22 cm.
Bibliography:	Bibliography: pages 377-384. "Cases cited": pages 385-390.