Andrus, C. F., U. S. S. E. Vegetable Breeding Laboratory, Box 3348, St. Andrews Branch P. C., Charleston, South Carolina
Barham, W. S., Sunspiced Vegetables, Inc., Vacaville, California
Bianchi, Angelo, Facolta de Agraria, S. Lazzaro Piacenza, Italy
Cannon, O. S., Department of Botany and Plant Pathology, Utah State University, Box 85, Logan Utah
Cornell University, Albert R. Mann Library, Ithaca, New York
Daubeny, Hugh A., Department of Agriculture, Experimental Farm, Agassiz, B. C., Canada
Epps, W. M., Department of Botany and Bacteriology, Clemson College, Clemson, South Carolina
Ewaniuk, Peter, Waldo Rohnert Co., Gilroy, California
Fisher, Mary, Horticultural Laboratories, Shinfield Grange, Cutbush Lane, Shinfield, Berks, England
Frykholm, Lars, Kungl. Lantbrukshogskolan, Biblioteket, Uppsala 7, Sweden
Garber, E. D., Department of Botany, University of Chicago, Chicago 37, Illinois
Gowen, F. A., Department of Horticulture, University of Nebraska, Lincoln 3, Nebraska
Gries, Mary L., 11110 S. Wallace Street, Chicago 28, Illinois
Helsel, Paul E., Associated Seed Growers, Inc. 202 Walcaid Building, Bradenton, Florida
Hepler, Roger W., Department of Horticulture, University of Illinois, Urbana, Illinois
Hikida, H. R., Department of Botany and Plant Pathology, Oregon State College, Corvallis, Oregon
Hojby, H., Minorca Court, Flat 44, 710 Pretorius St., Arcadia, Pretoria, South Africa
Johnson, Kenneth W., Department of Horticulture, Purdue University, Lafayette, Indiana
Kamimura, Shoji, Horticultural Division, Tohoku National Agricultural Expt. Station, Fujisaki, Aomori-ken, Japan
Kim, Dawng W., Seoul Branch, National Institute of Horticulture, 43 Hikyong-Dong, Dongdaemoon-ku, Seoul, Korea
Laumont, Professeur, chef du Service de l'experimentacion Agricole, Maison Carree, Alger, Algerie
Lewis, D., Department of Botany, University College, Gower Street, WC1, London, England
Lorenz, Le Vern, Isabella, Oklahoma
Maliani, Cirillo, Federazione Italians dei Consorzi Agrari, Via Curtatone 3, Casella Postale 2-463 Ad, Rome, Italy
Nishi, Sadao, Department of Horticulture, Nat'l Institute of Agricultural Sciences, Hiratsuka, Japan
Noonan, John C., Sub-Tropical Experiment Station, Rt. 1, Box 560, Homestead, Florida
Notani, N. K., Biology Division, AEET, Indian Cancer Research Centre, Parel, Bombay 12, India
De Oliveira Nunes, Waldyr, Rua Barata Ribeiro 668 apto. 301, Rio de Janeiro, Brazil
Peirce, Lincoln C., Department of Horticulture, Iowa State College, Ames, Iowa
Prend, J., Crop Research Departmenty H. J. Heinz Co., Bowling Green, Ohio
Puerto Rico Agricultural Experiment Station, Librarian, P. O. Box 516, Rio Piedras, Puerto Rico
Roever, W. E., Department of Horticulture, University of Tennessee, Knoxville, Tennessee
Sathianswasti, Wattana, Department of Horticulture, Kasetsart University, Bankok, Thailand
Sawant, Anand C., 1290 W. San Tomas Road, Campbell, California
Shifriss, Oved, Department of Horticulture, Rutgers University, New Brunswick, New Jersey
Wall, J. Robert, Southeastern Vegetable Breeding Laboratory, Box 3348, St. Andrews Branch P. O., Charleston, South Carolina
Warnock, S. J., Campbell Research Laboratory, P. O. Box 356, Davis, California
Washington, State College of, Library, Pullman, Washington
Yarnell, S. H., U. S. S. E. Vegetable Breeding Laboratory, U.S.D.A., Box 3348, St. Andrews Branch P. O., Charleston, South Carolina
Young, Harold W., University of Florida, North Florida Experiment Station, Quincy, Florida