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 109
ctice to include in the circuit, if aLeyden jar is employed, a piece of wet cord, whichmakes the spark more efficient. The spark may betaken also directly from an electric machine. It is better to produce these explosions by a wireheated by a current. For such, the simplest method 108 ELECTRIC TOY… … Fig. 44, Electric or Voltaic Pistol. across from end to end of them a very fine wire, ofplatinum or of iron, is carried. It must be in goodelectrical connection with both, which is best insuredby soldering. The copper wires may be No. 20 orthereabouts. What is the simplest, and really thebest…
Electric apparatus and appliances · Electric toys
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