The Evolution of the Telephone Switchboard
|Author(s):||Thomas D. Lockwood|
|Publisher:||IEEE - Institute of Electrical and Electronics Engineers, Inc.|
|Publication Date:||1 January 1903|
|Page(s):||3 - 30|
A historic account of the development of the telephone exchange, and an analysis of the mechanical and electrical features of telephone switchboard apparatus from 1877 to date.