Electric toy making for amateurs. This work treats on the making of electrical toys, electrical apparatus, motors, dynamos and instruments in general ... By T. O'Conor Sloane .. (1914)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, The N.W. Henley publishing co. · leaf 18
is wound around the coppered end andmay, if desired, be soldered thereto. It is alsopossible to drill a small hole in the top and screwin a binding post, which may be further secured bysoldering. The illustration presents another method. To carryit out the carbons must be rather long, according… … Fig. 1.—Making Negative Plates from Arc Light Carbons. They are next placed on a board and secured asshown by a strip, X. As carbons are often slightlybent, care should be taken to turn them until they lieas fully in contact as possible. A couple of sideblocks, abutting against a straight end…
Electric apparatus and appliances · Electric toys
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