Born-Digital or AnalogAnalogTranscriptGrantham mine. Idaho Springs district colorado Exhibit, National. exposition ., Denver. Shipping ore; mill run, Seaton mt28, 1882 p.3 e.2 R. M. News. July 27, 1885 p.6 c.4CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Grantham mine. Idaho Springs district colorado, [297337]. Denver Public Library Digital Collections, accessed 05/03/2026, https://digital.denverlibrary.org/nodes/view/1381774
