Picture of commercial aviation at present date; air-transport developments; unexpected progress of private flying for both business and pleasure; airplane design and equipment and engine progress; airport development; regulation by Aeronautical Branch of Department of Commerce in licensing of aircraft and pilots, and overcoming weather obstructions.
Notes on commercial aviation in the United States
Black Hills Engr
Black Hills Engineer ; 17 , n 2
1929
3 pages
Article (Journal)
English
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Commercial aviation in the United States
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