Born-Digital or AnalogAnalogTranscriptCoal. Colorado Water Quality Control Commission gives approval to Anschutz Corporation mine near Carbondale, water from which increased the salinity of Thompson Creek. rocky mountain R.M; Journal Ja 7,'1976 p.7,8 Production rose 19% in 1975. RMN Trend F 8, 1976 p.4 Western Coalition, group composed of 67 groups in Colorado, Montana, Wyoming, North Dakota and Utah was formed February 8, 1976 to monitor western coal development. Post F 17, 1976 p.15 isCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
