The standard electrical dictionary; a popular dictionary of words, terms, and phrases, used in the practice of electrical engineering (1897)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, H. W. Henley & co. · leaf 287
d of the pile (which brassend closes the glass tube containing the discs) from momentarychange by approach of some conductor connected to the earth.There are other guard tubes also. Gun, Electro=magnetic. An electro-magnet with tubular core.If, when it is excited a piece of an iron rod is pushed… … Fig. 193. Electric Popgun. Gutta Percha. The hardened milky juice of a tree, theIsonandra gutta, growing in Malacca and other parts of theEastern Archipelago. It is much used as an insulator or constit-uent of insulators. Resistance after several minutes electrification per 1 centimetercube at 540…
Electricity
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