Born-Digital or AnalogAnalogTranscriptRoads. Colorado. Toll roads. Bradford Hill A trip to California gulch. Western mountaineer (rare) A trip to breckinridge July 12, 1860 p.l c.4 Western Mountaineer (rare) Oct. 25, 1860CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Roads. Colorado. Toll roads. Bradford Hill, [526704]. Denver Public Library Digital Collections, accessed 16/01/2026, https://digital.denverlibrary.org/nodes/view/1636029
