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), 1833-1928 · New York : T. Audel & Co. · leaf 291
FLOOR CARFLOOR PLATE* … FLOOR PUSHFLOOR Fig. 3,269.—Combination floor and table push button suitable for dining room. The tableclamp renders the push portable, permitting it to be moved at any time. Bell Wiring.—The method adopted for running the wires ofbell circuits will depend upon the character of the…
Electrical engineering
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