Publication Citation

USGS Series Open-File Report
Report Number 90-164
Title Large springs in the Valley and Ridge physiographic province of Pennsylvania
Edition -
Language ENGLISH
Author(s) Saad, D. A.; Hippe, D. J.
Year 1990
Originating office
USGS Library Call Number (200) R29o no.90-164
Physical description iv, 17 p. :ill. ;28 cm.
ISBN

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