Author: Ward, Dwight E., 1916- / Access: Public - Yale University Library GeoBlacklight Search Results

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1978. 2012-06-20T13:41:52Z. 2020-03-06T18:04:14Z. Ward, Dwight E., 1916-. U.S. Geological Survey. English. Public. Kentucky and Lawrence County.

1977. 2013-11-06T16:36:23Z. 2020-03-06T18:04:40Z. Ward, Dwight E., 1916-. The Survey. English. Public. Colombia.

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