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C <br />C <br /> <br />By: 3R Corporation <br />Engineers Planners Environmental Scientists • <br />1221 South Clarkson Street <br />Suite 410 <br />Denver, Colorado 80210 (303) 778-8780 <br />Date: June, 1977- -, <br />o Cultural Resources Inventory and Evaluation .of a Coal Mine <br />Site in Hayden Gulch Area, Routt County, Colorado. <br />By: 3R Corporation <br />1221 South Clarkson Street <br />Denver, Colorado 80210 <br />Prepared by: Joseph J. Lischka <br />Bureau of Anthropological Research <br />Department of Anthropology <br />University of Colorado <br />Boulder, Colorado <br />Date: November, 1976 <br />o A Cultural Resource Inventory of the Area around the Yampa <br />Mine Extension, Routt County, Colorado <br />Prepared by: Jane L. Anderson and Sharon Kyle <br />Pioneer Archaeological Consultants <br />Route 6, Box 136 <br />Longmont, Colorado 80501 <br />Date: December 22, 1979 <br />• <br />