Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances (1918)
Keene, E. S. (Edward Spencer), b. 1864 · New York, McGraw-Hill book company, inc.; · leaf 384
dbut that no single circuit shall carry lamps that will aggregatemore than 660 watts. The concealed knob-and-tube system mentioned is illustratedin Figs. 263 and 264, in which the wires which pass through joists ELECTRICITY 373 and studding are to be insulated by porcelain tubes and thosewires… … Fig. 263.—Manner of securing wiresby the knob-and-tube system for ceilingoutlets. A «;• -&>:] A 2. Outlets.—At each and everyswitch, wall, ceiling, receptacle orother outlet shown on plans, installa metal outlet box of a style mostsuitable for the purpose of the outlet. All outlet boxes must…
Heating · Lighting · Plumbing
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