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Author/Creator
- Geological Survey (U.S.)32
- Rodríguez-Martínez, Jesús4
- Carolina (P.R. : Municipio). Office of the Mayor2
- Kilpatrick, John M.2
- Southwest Florida Water Management District (Fla.)2
- United States. Bureau of Reclamation2
- Albuquerque (N.M.). Department of Public Works1
- Anchorage (Alaska)1
- Arkansas Soil and Water Conservation Commission1
- Aucott, Walter R.1
- Berger, David L. (David Lemuel), 1958-1
- Bexfield, Laura M.1
- Bolke, E. L.1
- Brabets, Timothy P.1
- Burnett, Robert D.1
- Carson City (Nev.). Utilities Department1
- Comerío (P.R.)1
- Cowdery, T. K. (Timothy K.)1
- Dague, Barbara J.1
- Daniel, Charles C., III (Charles Camp), 1943-1