. American telephone practice . ersation of a regular operator 630 AMERICAN TELEPHONE PRACTICE. without her knowledge. When the chief operators or monitorsdesks are separate, these taps terminate in the monitors desk. In addition to the different circuits mentioned, the chief operatorsdesk is usually provided with lines leading to various local pointsin the exchange, such, for instance, as a line to each of the otherdesks, a line to the traffic managers office, and lines to the officeof any other official who may have need for direct communicationwith the chief operator. It is the custom of ma
. American telephone practice . ersation of a regular operator 630 AMERICAN TELEPHONE PRACTICE. without her knowledge. When the chief operators or monitorsdesks are separate, these taps terminate in the monitors desk. In addition to the different circuits mentioned, the chief operatorsdesk is usually provided with lines leading to various local pointsin the exchange, such, for instance, as a line to each of the otherdesks, a line to the traffic managers office, and lines to the officeof any other official who may have need for direct communicationwith the chief operator. It is the custom of many of the independent companies, but asa rule not of the Bell companies, to provide on the chief operatorsor monitors desks, a lamp for each position on the main switch-board, this lamp being wired so that when the calling pilot lamp atany position of the switch-board lights, a corresponding lamp onthe desk will light. In those systems where the supervisory signalsat the main board are also provided with pilots, this feature is. FIG. OPERATORS TELEPHONE CIRCUIT. usually extended also to the chief operators and monitors desk,the arrangement being such that two lamps are provided for eachposition on the main board, one adapted to light whenever the linepilot at that position lights, and the other whenever the supervisorypilot at that position lights. For convenience in distinguishingbetween the monitors lamps, those corresponding to the line pilotare made white, and those corresponding to the supervisory pilotare made red. By this means the chief operator or monitor, seatedat the desk, may, by noting the length of time that any one of themonitors lamps remains lighted, determine the promptness withwhich calls are being handled on various positions of the board. Ifit is seen that a certain operators work is dragging, she may be com-municated with over one of the circuits leading to that position, andif found in need of help it may be provided. CHIEF OPERATORS AND MONITO
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