Miller, Kempster Blanchard, 1870-1933 · New York : McGraw publishing company · leaf 636
he old office of the Bell Telephone Com-pany, at the corner of Fourth and Pine streets, in St. Louis, JNIo.The lines were practically all aerial and were brought to a largetower at the top of the central office building; they were then leddown in cables, shown in the picture, these cables being… … FIG. 44S.-EKD VIEW HIBBARD DISTRIBUTING FRAME. picture. Connection between any line wire and any switch-boardwire was then completed by means of a jumper wire, as readilyseen. A later form of distributing frame which at one time was widelyused by the Bell companies, was the design of Mr. Angus S.…
Telephone
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