Vital problems of air commerce
By: edited by Lucien Zacharoff
Publisher: Duell, Sloan and Pearce
Published: 1946
Place of publication: New York
Language: eng
Number of pages: 338
Subjects: Commercial Aeronautics
Other titles: Essential books
Notes: Microfilm. New York, N.Y., Columbia University Libraries, 1995. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1995.