Artifact Details

Title

Electronic switching systems - No.1

Document Titles

Direct distance dialing service observing program

Document Titles

Incoming trunk test programs

Document Titles

Line load control program

Document Titles

Multiline service observing program

Document Titles

Recent change update and control programs

Document Titles

Service order programs

Document Titles

Traffic data processing programs

Document Titles

Traffic measurements programs

Catalog Number

102774941

Type

Text

Date

1970-1971

Publisher

Bell Telephone Laboratories, Inc.

Category

Program Listing

Collection Title

Al Kossow collection

Credit

Gift of Al Kossow

Lot Number

X6512.2012