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Scientific American, Vol. 56, No. 2 (January 1887) (1887)

leaf 3

An illustration from Scientific American, Vol. 56, No. 2 (January 1887), 1887, leaf 3
^mntxiu %mtxum. [January 8, 1887. i8 … constantly and rapidly. GRANITE ftUARRIES, HALLOWELL, ME. Granites came first into use in QUARRIES OF FLYNT GRANITE CO., MONSON, MASS. : The Quincy granites are exceedingly tough this country, probably more on account of and hard, of a coarse texture, and deep blue their ready accessibilit.y than…

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