Commercial air transportation /

Bibliographic Details
Main Author: Frederick, John H. (John Hutchinson), 1896-
Format: Book
Language:English
Published: Chicago : R. D. Irwin, 1942.
Subjects:
Description
Item Description:Map on lining-papers.
Physical Description:xii, 493 pages ; illus., tables, diagrs. plates. ; 24 cm.
Bibliography:Bibliographical foot-notes. Bibliography: pages 455-460 and index.