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Scientific American, Vol. 40, No. 1 (1879) (1879)
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of about a mile and a half. quently it has been that employers have had to study not he will show people what he cando. This is a very great The current is there conducted through a lamp, in which the how to retain a profit, but how to minimize a loss, Gener- mistake. Whatever his situation may be,… … © 1879 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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