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Scientific American, Vol. 67, No. 17 (1892) (1892)
leaf 4
a noted English electrical engineer, burner made from platinum foil placed under a glass with seven a cure was effected, with two no effect in the Telegraphic Journal, in 1879, makes the follow- cover without excluding the air, the other having a whatever was produced. The treatment lasted from ing… … burner was finally destroyed. Figs. 2 and 3—MAXIM AND WESTON LAMPS, © 1892 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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