31. Quaternary geologic map of the Wichita 4° x 6° quadrangle, United States Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, Va. : The Survey ; Denver, CO : For sale by Map Distribution, 1993 Resource Type: Map Access & Availability: Loading
32. Geologic map of upper Eocene to Holocene volcanic and related rocks in the Cascade Range, Washington Author/Creator: Smith, James G., 1939- Publication/Creation: Reston, VA : U.S. Geological Survey ; Denver, CO : For sale by U.S. Geological Survey, Map Distribution, 1993 Resource Type: Map Access & Availability: Loading
33. Quaternary geologic map of the Ozark Plateau 4° x 6° quadrangle, United States Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : The Survey ; Denver, CO : For sale by Map Distribution, 1993 Resource Type: Map Access & Availability: Loading
34. Geologic map showing thickness of the upper Cretaceous Pierre Shale in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
35. Stratigraphic cross section of Cretaceous rocks along the north flank of the Unita Basin, northeastern Utah, to Rangely, northwestern Colorado Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
36. Quaternary geologic map of the Hudson River 4° x 6° quadrangle, United States and Canada Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : U.S. Geological Survey ; Denver, CO : For sale by Map Distribution, 1992 Resource Type: Map Access & Availability: Loading
37. Geologic map of Precambrian rocks, southern Lake Superior region, Wisconsin and northern Michigan Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, Va. : U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading
38. Chart showing correlations of some upper Cretaceous and lower Tertiary rocks, from the east flank of the Washakie Basin to the east flank of the Rock Springs Uplift, Wyoming Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
39. Quaternary geologic map of the Des Moines 4° x 6° quadrangle, United States Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, Va. : U.S. Geological Survey ; Denver, CO : For sale by Map Distribution, 1991 Resource Type: Map Access & Availability: Loading
40. Precambrian basement map of the Trans-Hudson orogen and adjacent terranes, northern Great Plains, U.S.A Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by U.S. Geological Survey Map Distribution Resource Type: Map Access & Availability: Loading