Browse Items (16 total) Tags: placer mine Browse All Browse by Tag Search Items Browse Map Sort by: Title Creator Date Added / 2 pages Sanborn postcard, F-861, of placer mines operation near Alma Sanborn, Harold Unknown Placer Mines, workers using water for mining operations, early 1900s 1900-1910 Placer Mines, worker steaming water to assist with mining operations, early 1900s 1900-1910 Placer Mines, William G. Chamberlain photo showing mining operations Chamberlain, William G. 1870-1880 Placer mines possibly near Beaver Creek Unknown Placer Mines operations near Fairplay Unknown Placer Mines near Alma or Fairplay Unknown Placer mine near Alma Unknown Placer mine and mining equipment near Alma Unknown Placer mine and mining equipment near Alma Unknown Sort by: Title Creator Date Added / 2 pages Output Formats atom, dc-rdf, dcmes-xml, json, omeka-xml, rss2