In a paper sponsored by the China Centre of the Institution of Electrical Engineers and read before the Engineering Society of China last night the Park Hotel by Mr, A. B. Wilkinson, ALEE, with Mr. J. Haynes Wilson, MICE, in the chair, entitled "Telephone 'Traffic Engineering," Mr, Wilkinson said that telephone traffic engineering comprised estimation, arrangement and administration of central office and subscribers' equipment to provide the high standard of telephone service demanded to day. Service meant speed with economy, as well as accuracy, in connecting telephone calls each call required immediate cooperation by operators or remotely-controlled machinery, so that plant! had to be provided with regard to the maximum simultaneous calls. Central office plant was arranged for the common service of many subscribers and the paths, or routes of interconnection were termed the trunking. Complexity in trunking developed as the number of subscribers grew, requiring as in a postal service a more elaborate sorting and delivery Say Zoong, INDICATIVE of re-establishment of peace and order in Kaoyu in western Anhwei, from which area lias were dispersed recently by japanese Army and naval forces, two primary schools have been ith an enrollment of system, The Shanghai rotary automatic system trunking was capable of serving 180,000 lines without elaboration. Automatic systems made a connection by directing the call to a major block of numbers, then a lesser block and so on, the last stage being selection of the number wanted,
Text read from the printed page and cleaned; old type leaves the occasional error.