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1Depositional environment of the Sam Miguel lignite deposit in Atascosa and McMullen Counties, Texas.by Gowan, Samuel WardSubjects: “...Coal Geology Texas Atascosa County....”
Published 1985
Link to ProQuest Copy
Link to OAKTrust copy
Thesis Book -
2by May, James H.Subjects: “...Major geology....”
Published 1988
ProQuest, Abstract
Link to OAKTrust copy
Thesis Book