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Scientific American, Vol. 56, No. 2 (1887) (1887)
leaf 4
to stand the nal circuit, and thus heat the wires of the fuses inelud- several times. If a brass color is desired, a saturated shocks would be expensive. In this experiment the solution of one part of vitriol of zinc and two parts of ed in that circujt, causing their explosion. The high cost was… … SCALE OF FFET. 70 Bt BO & oe R 100 FEEL 1o + hs =a © 1887 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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