Subject: Petroleum / Year: 1968 - Yale University Library GeoBlacklight Search Results

Start Over Subject Petroleum Year 1968

1. Oil and gas map of Ohio, Brooke, and Hancock Counties : structural contours on Berea sandstone

1968. 2018-05-01T19:11:10Z. 2018-05-01T19:11:10Z. Haught, Oscar L. West Virginia Geological and Economic Survey. English. cartographic image. Public. West Virginia, Ohio County, Brooke County, Hancock County, Northern Panhandle, Ohio County (W. Va.), Brooke County (W. Va.), Hancock County (W. Va.), Northern Panhandle (W. Va.), Brooke County., Hancock County., Northern Panhandle., and Ohio County.

2. Preliminary location map, oil-impregnated rock deposits of Utah

1968. 2018-05-25T18:48:55Z. 2018-05-25T18:48:55Z. Ritzma, Howard R., cartographer. Utah Geological and Mineralogical Survey. English. cartographic image. Public. Utah and Utah.