Air mail rates and certificates of convenience and necessity
By: Accounts and Analyses Division, Civil Aeronautics Authority
Edition: 1st ed.
Publisher: The Authority
Published: 1939
Place of publication: Washington, D.C.
Language: eng
Number of pages: 48
Subjects: Air mail service; Rates
Notes: Cover title.

"October 1939."

"Domestic and foreign air mail rates, and certificates of convenience and necessity, under the jurisdiction of the Civil Aeronautics Authority."

Includes bibliographical references and indexes.