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Cover image for View of the practicability and means of supplying the city of Philadelphia with wholesome water

View of the practicability and means of supplying the city of Philadelphia with wholesome water

Joyner Library - NC Microfiche
Call Number: MICROFICHE AM35E NO. 35715
Cover image for Evaluation of selected wells in Pennsylvania's observation-well program as of 1993

Evaluation of selected wells in Pennsylvania's observation-well program as of 1993

Joyner Library - Fed Docs Stacks
Call Number: I 19.42/4:96-4319
Cover image for Evaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania

Evaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania

Joyner Library - Fed Docs Stacks
Call Number: I 19.42/4:93-4119
Cover image for Sketch of the internal improvements already made by Pennsylvania

Sketch of the internal improvements already made by Pennsylvania

Joyner Library - NC Microfiche
Call Number: MICROFICHE AM35 SER. 2 NO. 43443
Cover image for Hydrogeology and water quality of the West Valley Creek Basin, Chester County, Pennsylvania

Hydrogeology and water quality of the West Valley Creek Basin, Chester County, Pennsylvania

Joyner Library - Fed Docs Stacks
Call Number: I 19.42/4:94-4137
Cover image for Physical, chemical, and biological data for selected streams in Chester County, Pennsylvania, 1981-94

Physical, chemical, and biological data for selected streams in Chester County, Pennsylvania, 1981-94

Joyner Library - Microforms B300
Call Number: I 19.76:99-216