Geology of the west-central part of the Southern Anthracite field and adjoining areas, Pennsylvania
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Pennsylvania↗
Geology topics
J. Peter Trexler
Publications and source records attributed to J. Peter Trexler.
Geologic map of the Klingerstown quadrangle, Northumberland, Schuylkill, and Dauphin Counties, Pennsylvania
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Geologic Quadrangle↗
Geologic map of the Lykens quadrangle, Dauphin, Schuylkill, and Lebanon Counties, Pennsylvania
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Geologic Quadrangle↗