Isopach and Structure Maps, Southwestern Nebraska; set of eight maps (BCT-20)

Isopach and Structure Maps, Southwestern Nebraska; set of eight maps (BCT-20): Burchett, R. R. (1:250,000; 1981). Includes BCT-20.1, Oil and Gas Fields of Southwestern Nebraska; BCT-20.2, Structural Contour, Base of Greenhorn; BCT-20.3, Structural Contour, Top of Precambrian; BCT-20.4, Thickness and Distribution of Pre-Pennsylvanian Rocks; BCT-20.5, Structural Contour, Base of Kansas City; BCT-20.6, Structural Contour, Top of Lansing "B"; BCT-20.7, Structural Contour, Top of Admire; BCT-20.8, Structural Contour, Top of Stone Corral. LOCATION: (VI-R-2)