Born-Digital or AnalogAnalogTranscriptMines & mineral resources, Colorado. Gilpin county Gold & silver production for Oct., activities, mines; list. R. M. News. Nov. 28, 1877 p.4 c.5 Development; litigation silenced; labor improvements;! ore prices, 1875. R. M. News. Jan. 1, 1876 p.4 c.4 Lessee's activity; machinery; mines; list. R. Ii. News. Sept.12,1883 p.3 c.4CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines & mineral resources, Colorado. Gilpin, [426443]. Denver Public Library Digital Collections, accessed 14/02/2026, https://digital.denverlibrary.org/nodes/view/1418458
