TY  - BOOK
AU  - Smith,Donald A.
TI  - abc's vaccum tubes
U1  - 621.38151 
PY  - 1967///
CY  - Bombay
PB  - D.B. Taraporevala
KW  - Vaccum-tubes
KW  - Diodes
KW  - Triodes
KW  - Gas tubes
N1  - Includes index
ER  -