• 16 Journals, Magazines, Newspapers
• 14 Microforms
• 1 Books

• 14 Water-supply
• 2 Hydrology
• 1 Groundwater

• 15 Geological Survey (U.S.). Water Resources Division
• 3 Geological Survey (U.S.)
• 1 Arkansas Geological Commission
• 1 Arkansas. Department of Pollution Control and Ecology
• 1 California. Department of Water Resources
• 1 Georgia Geologic Survey
• 1 Louisiana. Department of Transportation and Development
• 1 Minnesota. Department of Transportation
• 1 Minnesota. Division of Waters
• 1 Mississippi. Department of Natural Resources
• 1 New Jersey. Department of Environmental Protection
• 1 Oregon. Water Resources Department
• 1 Paulsen, Carl G
• 1 Pennsylvania. Department of Environmental Resources
• 1 Philadelphia (Pa.). Water Department
• 1 United States. Army. Corps of Engineers

• 17 English

• 2 Maine
• 1 Arkansas
• 1 Atlantic States
• 1 California
• 1 Colorado
• 1 Georgia
• 1 Louisiana
• 1 Maryland
• 1 Middle Atlantic States
• 1 Minnesota
• 1 Mississippi
• 1 New Jersey
• 1 Ohio
• 1 Oklahoma
• 1 Oregon
• 1 Patuxent River Watershed (Md.)
• 1 Pennsylvania
• 1 Potomac River Watershed
• 1 Rappahannock River Watershed (Va.)
• 1 South Dakota
• 1 United States
• 1 Utah
• 1 Virginia

• 16 Periodicals

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