SP-31 Proceedings of the 1985 Conference on Coal Mine Subsidence in the Rocky Mountain Region SP-31 Proceedings of the 1985 Conference on Coal Mine Subsidence in the Rocky Mountain Region
SP-08 Proceedings SP-08 Proceedings, Governor’s Third Conference on Environmental Geology-Geologic Factors in Land-Use Planning House Bill 1041
SP-28 Contributions to Colorado Seismicity and Tectonics: A 1986 Update SP-28 Contributions to Colorado Seismicity and Tectonics: A 1986 Update
SP-22 Proceedings of the 33rd Annual Highway Geology Symposium: Engineering Geology and Environmental Constraints in Vail SP-22 Proceedings of the 33rd Annual Highway Geology Symposium: Engineering Geology and Environmental Constraints in Vail, Colorado, 1982
SP-52 Messages in Stone: Colorado's Colorful Geology (2nd Edition) SP-52 Messages in Stone: Colorado’s Colorful Geology (2nd Edition)
SP-43 A Guide to Swelling Soils for Colorado Homebuyers and Homeowners SP-43 A Guide to Swelling Soils for Colorado Homebuyers and Homeowners
SP-55 Engineering Geology in Colorado: Contributions SP-55 Engineering Geology in Colorado: Contributions, Trends, and Case Histories
SP-56 First North American Landslide Conference (NALC) in Vail SP-56 First North American Landslide Conference (NALC) in Vail, Colorado, 2007
SP-48 Avalanche Wise: Your Guide to Avalanche Safety in Colorado SP-48 Avalanche Wise: Your Guide to Avalanche Safety in Colorado