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 93
villages and towns,the argument being that it is the cheapest method of wiring, and if INSIDE WIRING 781 forbidden, many places which are wired according to this method wouldnot be wired at all, and the use of electricity would therefore be muchrestricted, if not entirely dispensed with in such… … BOTTOM VIEW OF CLEAT Figs. 878 to 880.—Methods of making fixture outlets in concealed knob and tube wiring.A cleat consisting of a piece of board at least J^g in. thick, should be nailed between thejoists or studs into which the wood screws supporting the electrolier can be secured.Holes are then…
Electrical engineering
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