621.385 / Sm66tt3
Smith, Sydney F.
TELEPHONY AND TELEGRAPHY
/ AN INTRODUCTION TO INSTRUMENTS AND SWITCHING SYSTEMS (ELECTROMECHANICAL AND REED-ELECTRONICS)
.- 3rd
.- Oxford: University Press, 1978
.- x,278 .
Subject Headings:
Telecommunication;
Telephone;
Telegraph;
Copy Details:
Acc. No.: A60526, Full Call No.: 621.385 Sm66tt3, Item type: Books , Location: COMPACT STORAGE (BASEMENT),
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