File:Bell telephone magazine (1922) (14569664199).jpg

Identifier: belltelephonevol21mag00amerrich (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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and the most telephone serv-ice from the facilities that already ex-ist—a most challenging problem underpresent conditions of very heavy traf-fic and shortages of material—is thetraffic control bureau. Before PearlHarbor there were three main bureaus—in New York, Cleveland, and Chi-cago. Since December 7, additionalbureaus have been established at SanFrancisco and Atlanta. These traffic control bureaus,* work-ing together and with information ob-tained from other centers, have com- * For an account of the work of the trafficcontrol bureaus, see On Watch—All Over theMap, Bell Telephone Quarterly, April, 1939. plete, up-to-the-minute knowledge ofhow the traffic is moving over impor-tant routes, and particularly the ex-tent of delays actually being encoun-tered in the various circuit groups.If the physical condition of any of thecircuits is affected, as in the case of astorm, they know about that too.Delegated with authority to make de- ^1 »• 152 Bell Telephone Magazine AUGUST
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In Busy Washington This is the call-distributing information and intercepting desk of one of the worlds largest dial private branch exchanges cisions and to take immediate action,they re-allocate circuits on the basisof relative needs at different places,taking into account the total picture.The aim is to preserve the best pos-sible balance throughout, to the endthat as many as possible of the thou-sands and thousands of people all overthe country who want to talk to a dis-tant point will be able to talk from theplaces they happen to be in, to theplaces they wish to talk to, at the timesthey wish to talk, and with a minimumof delay. During a recent five-dayperiod, the Long Lines Department ofthe American Telephone and Tele-graph Company alone made a total ofover 3,500 circuit rearrangements. Private Branch Exchanges Jaapid and unprecedented industrialand military expansion has brought with it the need for many new andmany enlarged private branch ex-changes in Government bureaus anddep

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