Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 127
ginning of a section, each wirebeing inserted and secured through a separate hole in a board, which is OUTSIDE WIRING 815 perforated to correspond with the spacing of the insulators on the crossarms. A rope is then attached to this running board, which is drawn bya team of horses through the… … Fig. 9.1.1. One form of come along. The wire is inserted between jaws and is held fast whentension is apphed to the ring.
Electrical engineering
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