Providing for experimental air-mail services.
Subtitle: Hearing, Seventy-fifth Congress, third session, on H.R. 7448, an act to provide for experimental air-mail services to further develop safety, efficiency, and economy, and for other purposes. March 22, 1938.
Publisher: U.S., Govt. print. off.
Published: 1938
Place of publication: Washington
Language: eng
Number of pages: 16
Subjects: Air mail service -- United States