GIS Data
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Petroleum potential of wilderness lands, California
No abstract available.
Petroleum potential of wilderness lands, Idaho
No abstract available.
Petroleum potential of wilderness lands, Montana
No abstract available.
Petroleum potential of wilderness lands, Oregon
No abstract available.
Petroleum potential of wilderness lands, Utah
No abstract available.
Petroleum potential of wilderness lands, Washington
No abstract available.
Petroleum potential of wilderness lands, Wyoming
No abstract available.
Photographs of the Upper Pleistocene section at Sankaty Head cliff, Nantucket Island, Massachusetts
The pre-Sangamonian and Wisconsinan glacial drift units and Sangamonian marine beds exposed tin the Sankaty Head cliff (fig. 1) constitute a unique and important upper Pleistocene stratigraphic section in southern New England. Many workers have studied the section over the past 130 years, paying most attention to the fossiliferous Sankaty Sand. The earliest study was by Desor and Cabot (1849) foll
Preliminary geologic map of the Banner Quadrangle, Sheridan and Johnson counties, Wyoming
No abstract available.
Preliminary geologic map of the Circle Dot Gulch Quadrangle, Garfield County, Colorado
No abstract available.