Mary A. Vance
P. Hetherton
Unknown Author
Tennessee Valley Authority. Library
Maryland-National Capital Park and Planning Commission.
Tennessee State Planning Commission
University of North Carolina (1793-1962). Institute of Government.
Tennessee State Planning Commission.
Huntsville, Ala. City Planning Commission
John K. McPherson
James E. Goddard
Harold Vincent Miller
California. Department of Water Resources
United Nations. Department of Technical Cooperation for Development
United Nations Interregional Seminar on Flood Damage Prevention Measures and Management Tiflis 1969.
United States. Soil Conservation Service