IS-19 Bibliography and Index of Colorado Geology 1981-1982 IS-19 Bibliography and Index of Colorado Geology 1981-1982
IS-23 Results of a Search for Felt Reports for Selected Colorado Earthquakes IS-23 Results of a Search for Felt Reports for Selected Colorado Earthquakes
IS-48 Colorado Water Quality Database from the Environmental Protection Agency's STORET Database IS-48 Colorado Water Quality Database from the Environmental Protection Agency’s STORET Database
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
MS-17 Inventory of Nonmetallic Mining and Processing Operations in Colorado|MS-17 Inventory of Nonmetallic Mining and Processing Operations in Colorado MS-17 Inventory of Nonmetallic Mining and Processing Operations in Colorado
MS-19 The Coal Bed Methane Resources of Colorado (detail) MS-19 The Coal Bed Methane Resources of Colorado