TY  - BOOK
AU  - Hornung, Julius Lawrence
AU  - Mckenzie, Alexander A.
TI  - RADIO OPERATING QUESTIONS AND ANSWERS
U1  - 621.384 
PY  - 1955///
CY  - N. Y.
PB  - Mcgraw-Hill
KW  - Radio -- Examinations, Questions, Etc
ER  -