Born-Digital or AnalogAnalogTranscriptRoads. Colorado. Denver Boulder turnpike Median strip along 15 miles of highway cuts down on accidents. Post Empire My 14, 1972 p.51-52 Turnpike I-25 interchange nearly done; aerial photo. Post Ja 26, 1973 .1 Diamond interchange wil be constructed inking Sheridan with Denver-Boulder turnpike. Post My 27, 1973 p.lE Centennial Valley Mall developer offers fund for inter- change on Denver-Boulder turnpike near mall in Louis- ville. RMN N 6, 1979 p.8 Post N 6, 1979 p.17CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
