2017-08-102022-02-032017-08-102022-02-031900-1999https://hdl.handle.net/11124/171332Scales differ.Manuscripts; some blueline, some blackline; on sheets 76 x 227 cm or smaller.Title derived by cataloger.Covers parts of Clear Creek County, Colorado. Covers parts of the Idaho Springs quadrangle, Colorado. Commodities mined: gold and silver.76 x 227 cm or smallermanuscript mapsmine mapsengMining claims -- Colorado -- Clear Creek County -- MapsMines and mineral resources -- Colorado -- Clear Creek County -- MapsStillImage