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Ralph N. Thomas
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Journal Article

Devonian Shale Gas Production in Central Appalachian Area : GEOLOGICAL NOTES

Ralph N. Thomas
Published: 01 October 1951
AAPG Bulletin (1951) 35 (10): 2249–2256.
DOI: https://doi.org/10.1306/3D93433A-16B1-11D7-8645000102C1865D
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Journal Article

“Corniferous” in Eastern Kentucky and Western West Virginia: ABSTRACT

Robert C. Lafferty, Ralph N. Thomas
Published: 01 May 1942
AAPG Bulletin (1942) 26 (5): 911.
DOI: https://doi.org/10.1306/3D9334E2-16B1-11D7-8645000102C1865D
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Source of “Corniferous” Oil in Eastern Kentucky: GEOLOGICAL NOTES

Ralph N. Thomas
Published: 01 October 1938
AAPG Bulletin (1938) 22 (10): 1452–1456.
DOI: https://doi.org/10.1306/3D933004-16B1-11D7-8645000102C1865D
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