Born-Digital or AnalogAnalogTranscriptBerthoud Pass Ski route to Winter Detailed history of Berthoud in 1861. Highway now passable "A trail transformed." Park. Map. Trail & Timberline #1,81 ,Tan. 1959, p.3-5, 15- early exploration of--made by RM Aug. 30, 1874 p.2 c.2 even for=low-powered automobiles. Republican . Dec. 31, 1911 p.5 c.2 Colorado Highways Jan. 1924 p.8-loCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
