Subject: Natural gas / Year: 1945 - Yale University Library GeoBlacklight Search Results

Start Over Subject Natural gas Year 1945

1. Geology and oil and gas possibilities of Trenton and Black River limestones of the Michigan Basin, Michigan and adjacent areas

1945. 2018-01-16T14:31:35Z. 2018-02-20T14:56:36Z. Cohee, George Vincent, 1907-. U.S. Geological Survey. English. cartographic image. Public. Michigan Basin (Mich. and Ont.), North America, and Michigan Basin.

2. Sections and maps of Lower Ordovician and Cambrian rocks in the Michigan Basin, Michigan and adjoining areas

1945. 2018-02-20T15:02:08Z. 2018-02-20T15:02:08Z. Cohee, George Vincent, 1907-. U.S. Geological Survey. English. cartographic image. Public. Michigan Basin (Mich. and Ont.), North America, and Michigan Basin. Ordovician, Cambrian, and From 425 to 570 million years ago.