TY  - BOOK
AU  - Morgan, Howard Key.
CN  - TL693
CN  - TL693
CY  - New York,
DA  - [1941]
ID  - 18976
KW  - Radio in aeronautics.
KW  - Airplanes
N1  - "Second edition."
PB  - Pitman
PP  - New York,
PY  - [1941]
T1  - Aircraft radio and electrical equipment.
TI  - Aircraft radio and electrical equipment.
ER  -