Geologic map of the Ashland quadrangle, Columbia and Schuylkill Counties, Pennsylvania

January 1, 1971

No abstract available.

Publication Year	1971
Title	Geologic map of the Ashland quadrangle, Columbia and Schuylkill Counties, Pennsylvania
DOI	10.3133/gq918
Authors	Harold H. Arndt
Publication Type	Report
Publication Subtype	USGS Numbered Series
Series Title	Geologic Quadrangle
Series Number	918
Index ID	gq918
Record Source	USGS Publications Warehouse

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