Survey and study of the postal service
Subtitle: hearings before a subcommittee on the Committee on Post Office and Civil Service, Eightieth Congress, first session, on air mail. December 10, 12, and 15, 1947
Publisher: U.S. G.P.O.
Published: 1948
Place of publication: Washington
Language: eng
Number of pages: 158
Subjects: Air mail service -- United States