Books by Barker, James L.
Effects of acidic precipitatio
Effects of acidic precipitation on the water quality of streams in the Laurel Hill area, Somerset County, Pennsylvania, 1983-86
Water quality of the West Bran
Water quality of the West Branch Lackawaxen River and limnology of Prompton Lake, Wayne County, Pennsylvania, October 1986 through September 1987
Pennsylvannia ground-water qua
Pennsylvannia ground-water quality
Temporal changes in sulfate, c
Temporal changes in sulfate, chloride, and sodium concentrations in four eastern Pennsylvania streams
Compilation of ground-water-qu
Compilation of ground-water-quality data in Pennsylvania
Water-quality assessment of Fr
Water-quality assessment of Francis E. Walter reservoir, Luzerne and Carbon Counties, Pennsylvania
Bacteriological water quality
Bacteriological water quality of Tulpehocken Creek basin, Berks and Lebanon Counties, Pennsylvania
Characteristics of Pennsylvani
Characteristics of Pennsylvania recreational lakes