Born-Digital or AnalogAnalogTranscriptBrunton, David W Mining engineer, partner in mill, Leadville, Colorado. 1880 p.6c.l. Quarterly smelting returns, Leadville, Colo. 1882 Granted patent, mining pumps Leadville, Colo. R. M. News. Apr. 8, 1882 p Ic.2. 40CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
