TThe Sixth geological surveyThe Sixth geological surveyde Kentucky Geological SurveyMateriasGeologyPetrologyNatural gasOil-shalesEdiciones (1)The Sixth geological survey (1921)inglésMás obras de Kentucky Geological Survey[Reports of special subjects]188455-year plan, 1991-19965-year plan, 1991-19961991AA bibliography of the several books, reports, papers and mapA bibliography of the several books, reports, papers and maps relating to geology
AA bibliography of the several books, reports, papers and mapA bibliography of the several books, reports, papers and maps relating to geology
TThe economic geology of a portion of Edmonson and Grayson coThe economic geology of a portion of Edmonson and Grayson counties1914
LLocation of bench marks shown on maps of the Upper Big SandyLocation of bench marks shown on maps of the Upper Big Sandy Valley1978
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