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Intensity Coils: How Made and How Used: With a Description of the Electric Light, Electric Bells, Electric Motors, the Telephone, the Microphone, and the Phonograph
Intensity Coils How Made and How Used With a Description of the Electric Light Electric Bells Electric Motors the Telephone the Microphone and the Phonograph Author:Dyer This Elibron Classics edition is a facsimile reprint of a 1891 edition by Perken, Son & Rayment, London. Reprinted from the 17th edition.