Born-Digital or AnalogAnalogTranscriptRoads. Colorado Twin traffic tunnels near Loveland Pass to be operating by fall of 1967 says Chief Engineer Shumate. RMN Sept. 19, 1963 p.15 Development of Colorado's state highway system. Look Around v.28 #4 Nov.-Dec. 1963 p.10-11 Territorial roads. 31st article in a series on Colorado's state highway system. Look Around v.29 #1 Jan.-Feb. 1964 p.10,30CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
