Born-Digital or AnalogAnalogTranscriptEmpire tunnel company (Clear Creek county) See. Map. Times D 18, 1941 p.11 c.2 Times D 26, 1901 p.11 c.1 Times D 29, 1901 p.10 c.4 sec.3 Mi-Co Clear Creek er p.10 Mi-Co Clear Creek sap 1CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Empire tunnel company (Clear Creek county), [239580]. Denver Public Library Digital Collections, accessed 14/06/2025, https://digital.denverlibrary.org/nodes/view/1484049
