Home-farm power and lighting, a book of helpful instruction on the installation (1920)
Cincinnati, American automobile digest · leaf 100
wn in Fig. 59. In order toavoid unnecessary strains,it should be rememberedthat a copper wirestretched very tight insummer will tighten muchmore in cold weather;therefore, the degree oftension on the wire mustbe gauged according tothe temperature the day itis put up. For entering the wall,two holes… … 88 Home-Farm Power and Lighting. sulator screwed on each bracket; start at the highpoint and attach the wires to the insulators. Ends,long enough to make the inside connection are then thrust throughthe holes, the porce-lain tubes being put infrom the inside of the build-ing, as this is the most…
Electricity in agriculture · Electric lighting · Internal combustion engines
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