Digest of information concerning the development of domestic airline routes in the United States and possessions, except Alaska
Subtitle: showing initial certifications, subsequent changes and current authorizations under the provisions of the Civil Aeronautics Act of 1938, as amemded
Publisher: Civil Aeronautics Board
Published: 1947
Place of publication: Washington, D.C.
Language: eng
Subjects: Airlines; Territories and possessions
Other titles: Civil aeronautics act of 1938
Notes: Caption title.

At head of title: Office of Trial Examiners, Civil Aeronautics Board.

"April 4, 1947."