Title
Electronic switching systems no. 1 : arranged with 2-wire featuresCatalog Number
102774930Type
DocumentDescription
Items in this folder were originally bound. This folder contains multiple program listings. All listings are labeled "AT&TCo SPCS."Includes:
Call store diagnostic and exercise programs
Call store fault recognition programs
Date
1971-09-1971-10Publisher
Bell Telephone Laboratories, Inc.Identifying Numbers
| Publication number | PR-1A018-22 | CS fault recognition |
| Publication number | PR-1A019-22 | CS diagnostics and exercises |