Artifact Details

Title

Electronic switching systems no.1: arranged with 2-wire features

Document Titles

Add-on and dial conference program

Document Titles

Centrex lamp and key signaling program

Document Titles

Hotel-motel program

Document Titles

Temporary transfer program

Document Titles

Traffic service position system program

Catalog Number

102774929

Type

Document

Description

Items in this folder were originally bound. This folder contains multiple program listings. All listings are labeled "AT&TCo SPCS."

Date

1971-09-1971-10

Publisher

Bell Telephone Laboratories, Inc.

Identifying Numbers

Publication number PR-1A150-11 Traffic service position system program
Publication number PR-1A160-14 Temporary transfer
Publication number PR-1A161-14 Add-on conference
Publication number PR-1A162-09 Hotel-motel
Publication number PR-1A163-14 Centrex key signal director

Category

Program Listing

Collection Title

Al Kossow collection

Credit

Gift of Al Kossow

Lot Number

X6512.2012