Born-Digital or AnalogAnalogTranscriptTunnels. Colorado Mayor Bailey named committee to push plan for tunnels. Benefits to mining of five big tun1920 nel, Newhouse, Central or Big Fire, Lucania, Yak, Roosevelt. Post Jy 7, 1910CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
