Trebel, George. [from old catalog] · New York, F. Tousey · leaf 18
r pasteClose the mouth of the jar with a cork, and pour sealing-waxover it. Through the cork pass a stout brass or copper wire tillii touches the inner foil. Cast a lead bullet (a) on the exposedend of the wire. Clean, warm and varnish the exposed glasssurface of the jar, and thoroughly dry it, and… … conductor ( + ) and the other with the chain (—). To dischargethe jar connect the outer coating with the knob of the jar. Toavoid a shock in doing so prepare a discharger as follows:Through the cork of a soda-water bottle-pass a stout brass semi-circular wire. Cast on each of its ends a lead…
Electricity
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