Miller, Kempster Blanchard, 1870-1933 · New York : McGraw publishing company · leaf 707
he time this view was taken thirty-two 300-pair cables inthis run, thus giving a cable capacity of 9,600 lines. The floor plan of the terminal room is shown in Fig. 495, andfrom this it will be seen that the main distributing frame andrelay rack and the intermediate frame are mounted side by sidein… … FIG. 498.-POVVER PLANT-LOS ANGELES OFFICE. the various line terminals of the main frame. The lead-coveredcables leading up through the shaft are bent around a quarter-roundgrooved beam at the level of the terminal room floor. This supportsthe cables in the shaft, and from this support the cables…
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