Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 266
wires which have proved defective. How-ever, for many places a thoroughly good job can be done with armoredcable. Fig. 113 shows a characteristic piece of work of this sort. Conduit Work. The earlier forms of conduit for interior wiringwere made of paper or fiber and later of paper with a thin…
Electrical engineering
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