Born-Digital or AnalogAnalogTranscriptTunnels Many Colorado tunnels, including Alpine, Trains v.6 #T p.11 May, 1946 Discussion of several. RMN Jun. 4, 1933 Outdoors sec., P 7 Leadville drainage tunnel to be completed by mid -1951.. Cervi's Journal Ja 12, 1950 p.1CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
