TY  - BOOK
AU  - TAB EDITORIAL STAFF.
TI  - Popular valve/transistor substitution guide
SN  - 0 7042 0138 0
U1  - 621.38151 TABP 
PY  - 1975///
CY  - England.
PB  - Foulsham-Tab Ltd.
KW  - Valve Transistors


ER  -