Author: Nelson, Willis H. (Willis Howard), 1920- / Year: 1964 - Yale University Library GeoBlacklight Search Results

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1. Geology of the Adolphus quadrangle, Kentucky-Tennessee [cartographic material]

1964. 2011-06-14T20:25:51Z. 2012-02-14T00:30:19Z. Nelson, Willis H. (Willis Howard), 1920-. U.S. Geological Survey. English. Public. Kentucky, Allen County, Tennessee, and Sumner County.

2. Geology of the Pleasant Green Hill quadrangle, Kentucky [cartographic material]

1964. 2011-06-15T20:06:53Z. 2012-02-14T23:38:42Z. Nelson, Willis H. (Willis Howard), 1920-. U.S. Geological Survey. English. Public. Kentucky and Christian County.

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