TY - GEN AU - Arthur Lemuel Albert TI - Fundamentals of Telephony U1 - 621.385 PY - 1943/// CY - london PB - Mc Graw - Hill N1 - Direct Current Theory (Page-1), Alternating Current Theory (Page-30), Electric Networks (Page-57), Sound, Speech and Hearing (Page-93), Telephone Transmitters (Page-111), Telephone Receivers (Page-127), Telephone Sets (Page-139),Manual Telephone Systems (Page-193), Transmission Over Circuits With Lumped Constants (Page-262), Measurements in Telephony (Page-286), Inductive Interference (Page-314), Telephone Repeaters and Carrier Systems (Page-332 ER -