Browse Items (6 total) Tags: placer deposits Browse All Browse by Tag Search Items Browse Map Sort by: Title Creator Date Added South Platte Dredge at Fairplay Sanborn, Harold Unknown South Platte Dredge Postcard at Fairplay Sanborn, Harold Unknown Photograph overlooking the town of Alma in the early 1900s 1905-1910 South Platte Dredge at Fairplay Sanborn, Harold Unknown A placer mine at Alma in 1880 Miller, T. C. 1880-06 View from a placer mine at Alma in May 1880 Miller, T. C. 1880-05 Sort by: Title Creator Date Added Output Formats atom, dc-rdf, dcmes-xml, json, omeka-xml, rss2