Born-Digital or AnalogAnalogTranscriptMammoth tunnel (Clear Creek county) See. See. Times O 17, 1698 p.3 c.1 Times i) 31, 1690 p.26 c.3 Times N 19, 1899 p.4 c.1 Times N 24, 1899 p.3 c.1 Times Ja 21, 1901 p.9 c.2 Times tip 9, 1901 p.11 c.4 l'lii-Co Clear Creek hm No. 1 p. 4CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mammoth tunnel (Clear Creek county), [403199]. Denver Public Library Digital Collections, accessed 09/05/2026, https://digital.denverlibrary.org/nodes/view/1784431
