The building and decorative stones of Maryland, containing an account of their properties and distribution (1898)
Merrill, George P. (George Perkins), 1854-1929, Mathews, Edward Bennett, b. 1869 · Baltimore, Johns Hopkins press · leaf 140
ty feet, without a seam or fiaw, or theslightest variation in hue. A mass of forty or fifty tons weight mayoften be seen severed from the parent rock, by the simple but effectivemeans of small iron wedges. . . . The Fox Eock quarry is thirty-sixfeet from top to bottom, where now excavated. It might…
Stone · Building stones
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