TY - BOOK AU - Towers, T D TI - Towers' International Transistor Selector: : Specification Data for the Identification, Selection and Substitution of Transistors U1 - 621.3815280212 TOW PY - 1985/// CY - Delhi PB - ; B.P.B. Publications KW - Towers' International Transistor Selector KW - T D Towers ER -