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		No cover image available Summary, ground-water resources of Butler County, Pennsylvania. by Poth, Charles W Geological Survey (U.S.). Water Resources Division Series: Water resource report ; W36. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg [Topographic and Geologic Survey] 1973 Availability: Items available for loan: Education Library (1)Call number: 557 G294 W36. Place reservation Place recall Request article Add to folder (remove)
		No cover image available Summary, ground-water resources of Allegheny County, Pennsylvania. by Gallaher, John T, 1921- Geological Survey (U.S.). Water Resources Division Series: Water resource report ; W35. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg [Topographic and Geologic Survey] 1973 Availability: Items available for loan: Education Library (1)Call number: 557 G294 W35. Place reservation Place recall Request article Add to folder (remove)
		No cover image available Geology and groundwater resources of northern Berks County, Pennsylvania, by Charles R. Wood, David B. MacLachlan. by Wood, Charles R MacLachlan, David B Geological Survey (U.S.). Water Resources Division Series: Water resource report ; W44. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg [Topographic and Geologic Survey] 1978 Availability: Items available for loan: Education Library (1)Call number: 557 G294 W44. Place reservation Place recall Request article Add to folder (remove)
		No cover image available Groundwater and geology of the Cumberland Valley, Cumberland County, Pennsylvania, by Albert E. Becher, Samuel I Root. by Becher, Albert E Root, Samuel I Geological Survey (U.S.). Water Resources Division Series: Water resource report ; W50. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg [Topographic and Geologic Survey] 1981 Availability: Items available for loan: Education Library (1)Call number: 557 G294 W50. Place reservation Place recall Request article Add to folder (remove)

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