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Subjects (1-7 of 7)
Year
Entries 8 Found
1
Formations (Geology) -- Appalachian Basin -- Congresses. / https://id.loc.gov/authorities/subjects/sh86003920 https://id.loc.gov/authorities/subjects/sh89002187-781 https://id.loc.gov/authorities/subjects/sh99001533 : Committee on the Development of Unconventional Hydrocarbon Resources in the Appalachian Basin,
2014-
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Formations (Geology) Appalachian Region -- See Also the narrower term Marcellus Shale