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Scientific American, Vol. 28, No. 7 (1873) (1873)

leaf 4

An illustration from Scientific American, Vol. 28, No. 7 (1873), 1873, leaf 4
If the reduction is to be to one tendent of the Government submarine works at Hell Gate, first spectrum is an exceedingly simple one, but the last half its linear, or toone quarter its superficial dimensions, N. Y., for the accompanying excellent design, of his own is complex, containing as many as… … as to the use of Brazil wood and the common Virginian poke, was used with every success, by Mr. Reitheimer, in the con- BE A, being similar in consequence of the parallelism of to be not without reason. struction of the great breakwater at Holyhead, England. their sides, the distance BC : BA :: DC:…

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