Commercial aviation - Air mail service.
Subtitle: Hearings before the Committee on the Post office and post roads of the House of representatives. Sixty seventh Congress, second session, on H. R. 9462.
Publisher: Govt. print. off.
Published: 1922
Place of publication: Washington
Language: eng
Subjects: Air mail service -- United States.; Aeronautics, Commercial -- United States.
Notes: Available also in microform in CIS US congressional committee hearings, accession number H325-9-A through C(pts.1-3).
Paged continuously.
Halvor Steenerson, chairman.
Part 3 consists of hearings on H. R. 11193.
Hearings held Jan. 6 - Apr. 29, 1922.