Scientific American 317 'November 5, 1904. … the famous Pentelic marbles, of for other purposes where mas- which some of the most noted siveness is required. As may be A Vermont Marble Quarry 200 Feet Deep. •ne of the Locomotive Cranes in Use at the American Carrara. Channeling Machine at Work, Showing Vertical and Horizontal Cuts. Quarry at…
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