Subject: Petroleum / Temporal Coverage: Silurian - Yale University Library GeoBlacklight Search Results

1. Oil and gas data from Devonian and Silurian rocks in the Appalachian Basin [cartographic material]

1975. 2013-08-27T17:29:06Z. 2013-09-04T19:52:20Z. De Witt, Wallace, Jr., 1920-2012. U.S. Geological Survey. English. Public. Appalachian Basin. Devonian and Silurian.

2. Stratigraphic framework and depositional sequences in the Lower Silurian regional oil and gas accumulation, Appalachian Basin, from Licking County, Ohio, to Fayette County, West Virginia [cartographic material]

2006. 2012-01-13T19:48:51Z. 2012-03-05T17:33:06Z. Ryder, Robert T. U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services. English. Public. Appalachian Basin, Ohio, West Virginia, Appalachian Basin., Ohio., and West Virginia. Silurian.

3. Thickness and lithology of Upper Ordovician and Lower and Middle Silurian rocks in the Michigan Basin

1948. 2018-01-30T14:30:37Z. 2018-01-30T14:30:37Z. Cohee, George Vincent, 1907-. U.S. Geological Survey. English. cartographic image. Public. Michigan Basin (Mich. and Ont.), North America, and Michigan Basin. Ordovician, Silurian, and From 405 to 500 million years ago.