TY  - BOOK
AU  - Crook,W.
TI  - Wireless operating simply explained
U1  - 621.384 
PY  - 1963///
CY  - New Delhi
PB  - Kiran Pubs
KW  - Wireless communications systems
KW  - Radio
KW  - Telegraph, wireless
N1  - Includes index
ER  -