520 MUTATION AND PLANT BREEDING 



Shapiro, Seymour, Department of Biology, Brookhaven National Labora- 

 tory, Upton, Long Island, New York 



Shifriss, Oved, Department of Horticulture, Rutgers University, New 

 Brunswick, New Jersey 



Singleton, W. Ralph, The Blandy Experimental Farm, University of 

 Virginia, Boyce, Virginia 



Skirm, George W., Research Department, Asgrow Seed Company, 449 

 Derby-Milford Road, Orange, Connecticut 



Smith, D. C, Department of Agronomy, University of Wisconsin, Madi- 

 son, Wisconsin 



Smith, Harold H., Department of Biology, Brookhaven National Lab- 

 oratory, Upton, Long Island, New York 



Sparrow, Arnold H., Department of Biology, Brookhaven National 

 Laboratory, Upton, Long Island, New York 



Sprague, G. F., Crops Research Division, Agricultural Research Service, 

 United States Department of Agriculture, Beltsville, Maryland 



Stephens, S. C, Department of Genetics, North Carolina State College, 

 Raleigh, North Carolina 



Stewart, Robert N., Crops Research Division, Agricultural Research 

 Service, United States Department of Agriculture, Beltsville, Maryland 



Stinson, Harry T., Jr., Department of Genetics, Connecticut Agricul- 

 tural Experiment Station, New Haven, Connecticut 



Strauss, B. S., Department of Microbiology, The University of Chicago, 

 Chicago, Illinois 



Streetman, L. J., Cytogeneticist, Texas Research Foundation, Renner, 

 Texas 



Suneson, Coit A., Crops Research Division, Agricultural Research Serv- 

 ice, United States Department of Agriculture, and The University of 

 California, Davis, California 



Teas, Howard J., Puerto Rico Nuclear Center, University of Puerto 

 Rico, College Station, Mayaguez, Puerto Rico 



Timothy, David H., The Rockefeller Foundation, Apartado Aereo 

 58-13, Apartado Nacional 32-79, Bogota, Colombia 



Uhl, C. H., Department of Botany, Cornell University, Ithaca, New 

 York 



Valentine, Frederick A., Department of Forest Botany and Pathology, 

 State University College of Forestry, Syracuse, New York 



Valentyne, J. R., Department of Zoology, Cornell University, Ithaca, 

 New York 



Wallace, A. T., Plant Science Department, University of Florida. Gaines- 

 ville, Florida 



