Miller, Kempster Blanchard, 1870-1933 · New York : McGraw publishing company · leaf 704
, and therefore in the cost of the lead-coveredcable leading from the subways to the distributing frame. By plac-ing the operating room on the third floor, so as to be immediatelyabove the terminal room a considerable amount would have beensaved in the cables leading from the intermediate frame to… … 682 CENTRAL OFFICE EQUIPMENTS. 68a to the purposes of the operating room on account of Hght, air and agreater degree of quiet. The floors of this building, as in the other late central officebuildings of the New York Telephone Company, are designed tosupport a maximum load of 200 pounds to the…
Telephone
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