MS-24 Metal Mining Activity Map of Colorado and Directory MS-24 Metal Mining Activity Map of Colorado and Directory, 1984
MS-25 Metal Mining Activity Map of Colorado with Directory MS-25 Metal Mining Activity Map of Colorado with Directory, 1989
MS-06 Energy Resource Development Map of Colorado (detail) MS-06 Energy Resource Development Map of Colorado
MS-28 Location Map and Descriptions of Metal Occurrences in Colorado with Notes on Economic Potential (detail) MS-28 Location Map and Descriptions of Metal Occurrences in Colorado with Notes on Economic Potential
MS-29 Map Showing Potential Metal-Mine Drainage Hazards in Colorado MS-29 Map Showing Potential Metal-Mine Drainage Hazards in Colorado, Based on Mineral-Deposit Geology
SP-08 Proceedings SP-08 Proceedings, Governor’s Third Conference on Environmental Geology-Geologic Factors in Land-Use Planning House Bill 1041
B-41 Bibliography and Index of Publications Related to Coal in Colorado: 1972-1977 B-41 Bibliography and Index of Publications Related to Coal in Colorado: 1972-1977