AuthorZweng, Charles A. (Charles Alfonso), 1883-1968.
TitleRadio and instrument flying instructor manual / by Charles A. Zweng and Allan C. Zweng ...
Edition[New fourth edition]
PublishedNorth Hollywood, Calif. : Pan American Navigation Service, c1943.
Description252 pages : illustrations, diagrams (1 folded) ; 26 cm
General NoteIncludes index.
Includes questions and answers.
SubjectsAeronautical instruments.
Airplanes -- Law and legislation.
Airplanes -- Piloting.
Radio in aeronautics.
Other AuthorsZweng, Allan C.
LC Card Number43-14904
Call Number/Copies 
 WRHS Research Library: TL 711 B6 Z978 1943
CA-1903610: LC class, closed stacks [status: NON-CIRCULATING]
[Record 75522]