The standard electrical dictionary : a popular encyclopaedia of words and terms used in the practice of electrical engineering (1898)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · London : Crosby Lockwood and Son · leaf 134
*m^mmm Fig. 94. Electro-magnbtic Clutch. Coatings of a Condenser or Prime Conductor. The thin con-ducting coatings of tinfoil, gold leaf or other conducting substance,enabling the surface to receive and part with the electric chargereadily. Without such a coating the charge and discharge would 9 -^…
Electricity
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