The practical telephone handbook and guide to the telephonic exchange (1906)
Poole, Joseph · New York, Macmillan Co. · leaf 312
F.g. 288 Apparatus-room 285 … Fig. 289.— Section is shown in Fig. 286, and of a portion of the horizontal side inFig. 288. Line Terminal Side.—The terminal strips used on the horizon-tal side of the distributing frame, to which the incoming linesfrom outside are connected, are made in sections similar to thatshown in Figs. 289…
Telephone
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