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Scientific American, Vol. 44, No. 12 (1881) (1881)
leaf 7
ration of Brantford, England, to Professor nary Russia iron of the thickness commonly used in stove- Bell. The reception was attended by about 300 people. pipe. It is 23¢ inches in diameter, und is held in position wire, G, secondary wire of the induction coil, aud receiver After the presentations… … distance, quired. The disk is slightly © 1881 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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