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Commercial air transportation /

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Bibliographic Details
Main Author: Frederick, John H. (John Hutchinson), 1896-
Format: Book
Language:English
Published: Chicago : Irwin, 1943
Subjects:
Aeronautics, Commercial > United States.
Description
Item Description:Map on lining papers.
Physical Description:xii, 493 pages : illustrations ; 24 cm.
Bibliography:Includes bibliographies and index.