Author: Dobrovolny, Ernest, 1912- / Subject: Geology / Spatial Coverage: Ohio - Yale University Library GeoBlacklight Search Results

Start Over Author Dobrovolny, Ernest, 1912- Subject Geology Spatial Coverage Ohio

1. Geology of the Ashland quadrangle, Kentucky-Ohio, and the Catlettsburg quadrangle in Kentucky / [cartographic material]

1963. 2011-05-17T13:21:09Z. 2012-02-14T23:34:11Z. Dobrovolny, Ernest, 1912-. U.S. Geological Survey. English. Public. Kentucky, Boyd County, Greenup County, Ohio, and Lawrence County.

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1. Geology of the Ashland quadrangle, Kentucky-Ohio, and the Catlettsburg quadrangle in Kentucky / [cartographic material]

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