Born-Digital or AnalogAnalogTranscriptOphir tunnel (San Miguel county) was run to intersect the Montana vein. Times Ja 27; 1899 See. `rimes Ja 26, 1900 p.10 c.2 'rimes Ja 31, 1900 p.8 c.2 Times Hp 26, 1900 p.12CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Ophir tunnel (San Miguel county), [468041]. Denver Public Library Digital Collections, accessed 14/10/2026, https://digital.denverlibrary.org/nodes/view/1628586