File:Bell telephone magazine (1922) (14754249004).jpg

Identifier: belltelephonemag22amerrich (find matches)
Title: Bell telephone magazine
Year: 1922 (1920s)
Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information Dept
Subjects: Telephone
Publisher: (New York, American Telephone and Telegraph Co., etc.)
Contributing Library: Prelinger Library
Digitizing Sponsor: Internet Archive

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ffic characteristic. These wererouted through the new system tobreak In the equipment and shakedown potential troubles. The far flung aspects of the BellSystem also made it essential thatother toll operators, who might behandling calls to and through Phila-delphia, be made familiar with thenew practices. As a result of theclose cooperation and intelligent co-ordination of effort on the part ofthe Bell System personnel at outlyingoffices with the Philadelphia people,the cutover and operation of the No.4 System proceeded smoothly. 1943-44 A Dial Switching System for Toll Calls ^33 The Cutover—and After The multitude of steps necessaryto cut this new system into servicewere taken during the afternoon andnight of Saturday, August 21st. Thecutover committee which had spent ten per cent of the circuits were putthrough their paces. This previewof the cutover gave assurance that theprocedures were satisfactory and per-mitted the cutover personnel to ob-tain actual experience. It also showed
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Calls which could not be completed originally through the No. 4 System becauseof busy circuits are handled at the No. 5 switchboard many months in setting up the de-tailed plans and the necessary or-ganization to do a workmanlike jobhad estimated that the new equip-ment would be ready to put in regu-lar operation on the following Sun-day morning at 3 :oo A.M. Twoweeks prior to cutover, a dress re-hearsal was held at which time about that the estimates of the time to dothe job were about right. Visitors In the operators restroomjust before the cutover heard a buzzof questions: How will it work?Will I be the one to handle the firstcall? What will the offices work-ing into Philadelphia think about It,and will they know what to do? 234 Bell Telephone Magazine WINTER Shortly before the appointed timea group of operators took their posi-tions at the new No. 4 switchboardand anxiously awaited the first in-coming call. At precisely 3 :oo A.M.it came in and any pre-arranged se-lection could no

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