plied Biology, Engineering Experiment Station, 

 Georgia Institute of Technology, Atlanta, Ga. 

 Mr. Earl R. Koller, Water Resources Engineer, 

 Portland Cement Association, General Office, 

 Chicago, 111. 



Mr. S. Kenneth Love, Chief, Quality of Water 

 Branch, Geological Survey, U.S. Department of 

 the Interior, Washington, D.C. 



Mr. Frank W. Melcher, Head of Water Re- 

 search Section, Research and Development De- 

 partment-Carbonated Beverages, Technical Di- 

 vision, The Coca-Cola Co., Atlanta, Ga. 



Mr. Walter A. Mercer, Associate Director, Na- 

 tional Canners Association Research Labora- 

 tories, Western Research Laboratory, Berkeley, 

 Calif. 



Dr. Everett P. Partridge, Consultant, Beaver, 

 Pa. 



Mr. Sheppard T. Powell, Sheppard T. Powell 

 and Associates, Baltimore, Md. 



Professor William T. Roddy, Tanner's Council 

 Laboratory, University of Cincinnati, Cincin- 

 nati, Ohio. 



Mr. Louis W. Roznoy, Manager, Effluent Con- 

 trol, Chemicals Division, Olin Mathieson 

 Chemical Corp., Stamford, Conn. 



Dr. William R. Samples, Fellow and Acting 

 Head, Water Resources, Mellon Institute, Pitts- 

 burgh, Pa. 



Mr. Joseph W. Strub, Senior Water Consultant, 

 E. I. du Pont de Nemours & Co., Inc., Engineer- 

 ing Department, Engineering Service Division, 

 Wilmington, Del. 



Dr. Sidney Sussman, Vice President-Technical 

 Director, Water Service Laboratories, Inc., New 

 York, N.Y. 



Mr. DeYarman Wallace, Research Supervisor, 

 The Youngstown Sheet & Tube Co., Youngs- 

 town, Ohio. 



Dr. Lloyd E. West, Supervisor, Photographic 

 Technology Division, Eastman Kodak Co., 

 Rochester, N.Y. 



Mr. Roy F. Weston, President, Roy F. Weston, 

 Inc., Environmental Scientists and Engineers, 

 West Chester, Pa. 



Mr. Thomas J. Powers III, Technical Executive 

 Secretary, Technical Advisory and Investiga- 

 tions Branch, Federal Water Pollution Control 

 Administration, Cincinnati, Ohio. 



Dr. Graham Walton, Interim Technical Execu- 

 tive Secretary, Public Health Service, U.S. De- 

 partment of Health, Education, and Welfare, 

 Cincinnati, Ohio. 



Hurlon C. Ray, Committee Management Officer 



Water Quality Standards Staff, 



Federal Water Pollution Control Administration 



U.S. Department of the Interior 



633 Indiana Avenue NW. 



Washington, D.C. 20242 



Technical assistance 



Federal Water Pollution Control Administration 



Robert S. Davis, Aquatic Biologist. 

 Ivan W. Dodson, Soil Conservationist. 

 Verlyn T. Ernst, Staff Assistant. 

 Ann J. Scdoris, Committee Clerk. 

 Virginia K. Drum, Qerk-Stenographer. 



