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Scientific American, Vol. 61, No. 5 (1889) (1889)

leaf 7

An illustration from Scientific American, Vol. 61, No. 5 (1889), 1889, leaf 7
es and ways of the flash seem quite has hada great deal to do in bringing warranted. In the other cut: two about disappointment to many of us flashes are shown, which. exhibit the when the results of the year’s business branching effect now often caught have been ascertained. We may some- upon the… … The first named amount means ten He decided that iron was a better ma- per cent on a capital of $300,000, and terial than copper, and that slight the. second amount’ fifteen per’ cent. imperfections or even breaksin its continuity did little When larger holes are required these can not conve- Now,…

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