31. Geologic maps of upper Cenozoic deposits in central California Author/Creator: Geological Survey (U.S.) 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
32. Quaternary geologic map of the Austin 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
33. 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
34. 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
35. 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
36. Quaternary geologic map of the Ottawa 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, 1993 Resource Type: Map Access & Availability: Loading
37. Maps showing distribution, composition, and age of early and middle Cenozoic volcanic centers in Arizona, New Mexico, and west Texas Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
38. Geologic map showing thickness of the upper Cretaceous Pierre Shale in the south half of the Powder River Basin, northeastern Wyoming and adjacent areas Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
39. 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
40. Structure map of Archean rocks, Palmer and Sands 7 1/2-minute quadrangles, Michigan, showing Great Lakes tectonic zone Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading