. Hydraulic mining, at Alma, S. Park, Colorado. Alternate Title: Descriptive views of the American Continent. 79. Coverage: 1865?-1890?. Source Imprint: 1865?-1890?. Digital item published 10-24-2005; updated 2-13-2009. 147 Hydraulic mining, at Alma, S. Park, Colorado, from Robert N. Dennis collection of stereoscopic views

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Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 1865?-1890?., coverage, digital, imprint, source