Geologic map of the Minersville quadrangle, Schuylkill County, Pennsylvania
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Geologic Quadrangle↗
Geology topics
J. P. Trexler
Publications and source records attributed to J. P. Trexler.
Geologic maps of anthracite-bearing rocks in the west-central part of the southern anthracite field, Pennsylvania, western area
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IMAP↗