A study of the effect of air service expansion upon railway passenger and mail service
Subtitle: proposed report
By: for consideration of Subcommittee on Air Transport of the Railroad Committee for the Study of Transportation
Publisher: The Association
Published: 1944
Place of publication: United States
Language: eng
Subjects: Commercial Aeronautics; Railway mail service; Railroads; Passenger traffic
Notes: Cover title.

"September 20, 1944"