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 392
(a) (b) Fig. 271.—Pilot lights. … (^) (d) Fig. 272.—Wall and ceiling sockets. Fig. 269,a is composed of a 30-ampere porcelain base with con-nections for plug fuses. Fig. 269,6 is a slate base with connections for cartridge fuses. 382 MECHANICS OF THE HOUSEHOLD Fig. 269,c is a slate base with connections for open-link fuses. Local…
Heating · Lighting · Plumbing
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