TY  - BOOK
AU  - Harvey, A. F.
TI  - High frequency thermionic tubes
U1  - 621.384132 HAR 
PY  - 1943///
CY  - London
PB  - Chapman and Hall, 
KW  - Radio frequency engineering
KW  - Electronic components
KW  - Microwave technology
N1  - Includes index
ER  -