Manual / Guide · n.d.

BSP 030-705-701 197- and 198-Type Switches, Requirements and Adjusting Procedures

Read the PDF ↗

Bell adjustment requirements for the WE 197-type step-by-step switch (Bell's Strowger).

Author

Bell System

Year

n.d.

Type

Manual / Guide

Credit

Telephone Collectors International (TCI) Library, telephonecollectors.info (retrieved via Internet Archive Wayback Machine)

← Back to the Reference Library