• 5 Wisconsin's Water Library
• 2 Memorial Library
• 1 Ebling Library
• 1 Verona Shelving Facility

• 1 Microforms

• 4 Flood control
• 4 Medicine
• 4 Water resources development
• 3 Engineering
• 3 Oil pollution of water
• 2 Research
• 1 Aeronautics
• 1 Aeronautics, Commercial
• 1 Avionics
• 1 Economic conditions
• 1 Environmental engineering
• 1 Environmental laboratories
• 1 Environmental protection
• 1 Flood damage prevention
• 1 Flood dams and reservoirs
• 1 Jurisprudence
• 1 Law and legislation
• 1 Legislation, Pharmacy
• 1 Microbiology
• 1 Military research
• 1 Mineral industries
• 1 Mines and mineral resources
• 1 Navigation
• 1 Navigation (Aeronautics)
• 1 Nonferrous metals

• 4 United States. Army. Corps of Engineers. Ohio River Division
• 3 Industrial Environmental Research Laboratory (Cincinnati, Ohio)
• 3 Ohio State University. Engineering Experiment Station
• 2 Ohio State Medical Association
• 2 Ohio State University. College of Medicine
• 2 Post-Collegiate Clinical Assembly of the College of Medicine
• 2 United States
• 2 United States. Army. Corps of Engineers. North Central Division
• 2 United States. Environmental Protection Agency
• 2 University of California, Santa Barbara. Marine Science Institute
• 1 Advanced Waste Treatment Research Laboratory. Virology Section
• 1 Environmental Monitoring Systems Laboratory (Cincinnati, Ohio)
• 1 Environmental Monitoring and Support Laboratory (Cincinnati, Ohio)
• 1 Environmental Monitoring and Support Laboratory (Cincinnati, Ohio). Biological Methods Branch
• 1 Hydraulic Institute (Cleveland, Ohio)
• 1 Joint University Program for Air Transportation Research
• 1 Langley Research Center
• 1 Massachusetts Institute of Technology
• 1 Miami Conservancy District (Ohio)
• 1 National Environmental Research Center (Cincinnati, Ohio)
• 1 Ohio Northern University. Pharmacy-Law Institute
• 1 Ohio University
• 1 Ohio. Department of Natural Resources
• 1 Princeton University
• 1 United States. Army. Corps of Engineers. Great Lakes and Ohio River Basin

• 24 English

• 6 United States
• 3 Ohio
• 1 Great Lakes (North America)
• 1 Indiana
• 1 Miami Conservancy District (Ohio)
• 1 Ohio River
• 1 Ohio River Watershed
• 1 Tennessee
• 1 West Virginia

• 17 Periodicals
• 3 periodicals
• 2 Indexes
• 2 congresses
• 1 Abstracts
• 1 Bibliography
• 1 Congresses

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