Born-Digital or AnalogAnalogTranscriptMining and mineral resources. Colorado. Gilpin County Districts Central City Quartz Valley Enterprise Russell Eureka Spring Gulch Gregory Wisconsin Illinois Central Independent Lake Gulch Nevada Pleasant ValleyCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mining and mineral resources. Colorado. Gilpin County, [425424]. Denver Public Library Digital Collections, accessed 06/03/2026, https://digital.denverlibrary.org/nodes/view/1418157
