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    • Surveying for patent

    • Surveying for patent

    • A man with a surveyors transit poses with three men, one on horseback, and a woman and two girls, at the Dew Drop Mine in Ward (Boulder County), Colorado. The men wear jackets or overcoats and hats or caps. The woman wears a long checked dress...

    • Dew Drop Mine (Boulder County, Colo.)--1890-1900.; Ward (Colo.)--1890-1900.; Children.; Horseback riding.; Miners.; Mining.; Surveyors.; Tipples.; Winter.; Women.

    • 1894 December 7th

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