Alexander, L. J., Dept. of Botany and Plant Pathology, Agricultural Experiment Station Wooster, Ohio
Alverez, Eduardo, Rockefeller Foundacion, Londres 40, Mexico 6 DF., Mexico
Anderson, Edgar, Missouri Botanical Garden, 2315 Tower Grove Avenue, St. Louis 10, Missouri
Andeweg, J. M., Institute of Horticultural Plant Breeding, Library, 15, S. L. Mansholtlaan/P.O. Box 16, Wageningen, Holland
Andrus, C. F., U. S. Regional Vegetable Breeding Laboratory, Box 3177, St. Andrews Branch P. O., Charleston, South Carolina
Barham, W. S., Department of Horticulture, North Carolina State College, Raleigh, North Carolina
Beadle, G. W., Division of Biology, California Institute of Technology, Pasadena, California
Beckett, Jack B., Department of Agronomy, University of Illinois, Urbana, Illinois
Bergh, B. O., Citrus Experiment Station, University of California, Riverside, California
Berry, Stanley, B.P.I. Station, U. S. Department of Agriculture, Beltsville, Maryland
Bessey, Paul M., University of Arizona Research Laboratory, Box 925, Mesa, Arizona
Bishop, Charles J., Department of Agriculture, Experimental Station, Kentville, Nova Scotia
Bohn, G. W., Torrey Pines Horticultural Field Station, Box 150, La Jolla, California
Boswell, V. R., Plant Industry Station Beltsville, Maryland
Brauer, Oscar, Estacion Experimental "El Horno", Chapingo, Mexico
Brown, Ralph T., Plaquemines Parish Experiment Station, Diamond, Louisiana
Brown, Walter N., Department of Horticulture, Ohio State University, Columbus, Ohio
Burdick, Alan, Department of Biological Sciences, Purdue University, Lafayette, Indiana
Butler L., Department of Zoology, University of Toronto, Toronto 5, Canada
University of California, Genetics Department, Berkeley 4, California
Cannon, O. S., Department of Horticulture, Utah State Agricultural College, Box 85, Logan, Utah
Casseres, E. H., InterAmerican Institute of Agricultural Sciences, Turrialba, Costa Rica
Castronovo, Alfonso, Instituto de Fitotecnia, Castelar, Argentina
Chiasson, Leo P., Department of Biology, St. Francis Xavier University, Antigonish, Nova Scotia
Chiscon, J. Alfred, Division of Plant Sciences, Dept. of Biological Science, Purdue University, Lafayette, Indiana
Ciccarone, Antonio, Istituto di Patologia vegetale, Facolta di Agraria, Via Valdisavoia, Catania Cibali, Italy
Clayberg, Carl, Department of Genetics, Agricultural Experiment Station, P. 0. Box 1106, New Haven 4, Connecticut
C.S.I.R.O., Commonwealth Research Station, Merbein, Victoria, Australia Condit, Alson, W. Atlee Burpee Company, R.F.D. 1, Box 191, Santa Paula, California
Costa, A. S., Instituto Agronomico, Campinas, Est. S. Paulo, Brazil, South America
Cottrell-Dormer, W., Department of Agriculture, Samarai, Papua, New Guinea
Couto, Flavio A. A. Escola Superior de Agricultura, Universidade Rural, Vicosa, Minas Gerais, Brazil, South America
D'Cruz, Rui, Botany Section, College of Agriculture, Poona 5. India
Currence, T. M., Division of Horticulture, University of Minnesota, St. Paul, Minnesota
Darby, L. A., Glasshouse Crops Research Institute, Littlehampton, Sussex, England
Daubeny, Hugh A., Plant Breeding Department, Cornell University, Ithaca, New York
Day, Peter, John Innes Horticulture Institute, Bayfordbury, Herts, England
Dean, Donald S., Biology Department, Baldwin Wallace College, Berea, Ohio
Dempsey, Wesley, Department of Agriculture, Chico State College, Chico, California
Denby, Lyall, Experimental Station, Summerland, Dom. British Columbia, Canada
Dennett, R. K., Alpha Seeds, Box 1042, Lompoc, California
Dolan, D. D., Regional Coordinator, NE-9, Seed Investigations, Agricultural Experiment Station, Geneva, New York
Downes, J. D., Jr. Horticulture Department, Michigan State University, East Lansing, Michigan
Elle, George O., Department of Horticulture, Texas Technical College, Lubbock, Texas
Epps, W. M. Truck Experiment Station P. 0. Box 158., St. Andrews Branch, Charleston, South Carolina
Everett, H. L., Department of Plant Breeding, Cornell University, Ithaca, New York
Ewaniuk, Peter, 725 So. Sanborn Road, Salinas, California
Flory, Walter S., Jr., Blandy Experimental Farm, Boyce, Virginia
Fogle, Harold W., Irrigation Experiment Station, State College of Washington, Prosser, Washington
Foskett, R. L., Department of Horticulture, Colorado State University, Fort Collins, Colorado
Foster, Robert E., University of Arizona, P. 0. Box 925, Mesa, Arizona
Framptons Nurseries, North Mundham, Chichester, Sussex, England
Francis F. J., Department of Food Technolcgy, Uiniversity of Massachusetts, Amherst, Massachusetts
Frankel, Rafael Agricultural Experiment Station Neve Ya'ar, Israel
Frazier, W. A., Department of Vegetable Crops, Orgon State College, Corvallis, Oregon
Fryxell, Paul A., U.S. Department of Agriculture, Cotton Research Center, Pt. 2, Box 815-C. Tempe, Arizona
Gabelman, W. H., Department of Horticulture University of Wisconsin, Madison 6, Wisconsin
Gallegly, M. E., Department of Plant Pathology & Bacteriology, West Virginia University, Morgantown, West Virginia
Gilbert, J. C., Department of Vegetable Crops, Agricultural Experiment Station, Honolulu, T. H.
Glecklerg M. W., Glecklers Seedsmen, Metamora, Ohio
Gottschalk, Werner, Institut fUr landwirtschaftl. Botanik, Universitat Bonn, Meckenheimer Allee 176, Bonn, Germany
Grabon, K. M., Division of Botany & Plant Pathology, Department of Agriculture, Ottawa, Canada
Graham T. 0. Department of Field Husbandry, Ontario Agricultural College, Guelph, Ontario, Canada
Grant, W. F., Department of Genetics, McGill University, Macdonald College P. C., Quebec, Canada
Greenleaf, W. H., Department of Horticulture, Alabama Agricultural Experiment Station, Auburn, Alabama
Gritting, J.B., C.S.I.R.O., Canberra, Australia Hafen, Leslie, Department of Horticulture, Purdue University, Lafayette, Indiana
Hall, R. J., Libby, McNeill & Libby, Chatham, Ontario, Canada
Hardin, M., Geary, Oklahoma
Hargrave, P. D., Provincial Horticultural Station, Brooks, Alberta, Canada
Harrison, A. L., Plant Disease Laboratory, Rt. 3, Yoakum, Texas
Helsel, Paul E., Associated Seed Growers, Inc., Franklin, Indiana
Henderson, Warren R., Department of Horticulture and Forestry, Ohio State University, Columbus 10, Ohio
Hepler, Paul R., Department of Horticulture, University of Maine, Orono, Maine
Hepner, Leon W., Ft. Hays Kansas State College, Hays, Kansas
Hikida, H. R., University of Manitoba, Winnipeg, Canada
Holl, Lawrence A., Libby, McNeill & Libby, Kokomo, Indiana
Holmes, F. W., Rockefeller Institute, 66th Street and York Avenue, New York 21, New York
Honma, Shigemi, Departrent of Horticulture, Michigan State University, East Lansing, Michigan
Hornby, C. A., Department of Horticulture, University of British Columbia, Vancouver, Canada
Horowitz, Ingo. Solomon, Catedra de Genetica, Facultad de Ing. Agronomica, Maracay, Venezuela
Hu, C. C., Departrent of Hortirulture, National Taiwan University, Taipei, Taiwan, China
Hudson, L. W., Regional Plant Introd. Station, Box 148, C. S., Pullman, Washington
Huxley, Peter, Makerere College, P. O. Box 262, Kampala, Uganda, Africa
Hwang, Siu Ling, c/o Miss Li, Pik Shun, 133 Caine Road (1st. Floor), Hong Kong, China
Jacoby, Daniel, 383 Andrews Road, East Williston, L. I., New York
Jenkins, J. A., Departament of Genetics, University of California, Berkeley California
Jensma, J. R., Bruinsma's Selectiebedryf, Middelbroekweg 10, Naaldwyk, Holland
John, C. A., H. J. Heinz Co., Bowling Green, Ohio
Johnson, Kenneth W, Department of Horticulture, Iowa State College, Ames, Iowa
Johnston, R. E., States Experimental Farm, Howard Davis Farm, Trinity, Jersey, C. I., Great Britain
Joubert, T. G., Pretoria Horticulture Research Station, P. O. Box 994, Pretoria, Union of South Africa
Jucci, Carlo, Centro Di Genetica, Istituto Di Zoologia, Universita Pavia, Pavia Italy
Kadinopoulos, Costas D., Nea Kzini, Thessaloniki, Greece
Kalia, Het Ram, Department of Horticulture, Ohio State University, Columbus, Ohio
Kerr, E. A., Horticultural Experimental Station, Vinceland, Ontario, Canada
Kihara, H., Kihara Institute, Mutsukawa, Minami-ku, Yokahama, Japan
King, Ray, Department of Vegetable Crops, University of California, Davis, California
Kloz, Josef., Czecoslovac Academy of Sciences, Biological Institute, Na cvicisti 2, Prague 6, Czechoslovakia
Kungl. Lantbrukshogskolan, Biblioteket, Uppsala 7, Sweden
Lamm, Robert, Lomma, Sweden
Larson, R. E., Department of Horticulture, Pennsylvania State University, University Park, Pennsylvania
Lesley, J. W., Department of Horticulture, University of California, Citrus Experiment Station, Riverside, California
Lindgreen, P., H. P. Lindgreen's Enke, Stollig nr. Aabenraa, Denmark
Locke, L. F., S. Great Plains Field Station, Woodward, Oklahoma
Lorenz, Laverne, Isabella, Oklahoma
Lyall, L. H., Department of Agriculture, Central Experimental Farm, Ottawa Canada
MacFarland, Jr., C. S., American Tomato Yearbook, 8 Elm Street, Westfield, New Jersey
McGhee, David P., 375 Gallup Road, Spencerport, New York
McGuire, D. C., Department of Vegetable Crops, Agricultural Experiment Station, Honolulu 14, T. H.
Maliani, Cirillo, Istituto di Genetica Vegetale, Facolta di Agraria, S. Lazzaro, Piacenza, Italy
Manitoba, University of, Library, Reference Department, Winnepeg, Canada
Mariota-Trias, F., College of Agriculture, University of Puerto Rico, Mayaguez, Puerto Rico
Martin, Frank W., Department of Vegetable Crops, University of California, Davis, California
Matsumura, Seiji, National Institute of Genetics Misima, Sizuoka-ken, Japan
Meddens, J. J., Nunhem's Zaden, Haelen, Netherlands
Mertens, Thomas R., Department of Science, Ball State Teachers College, Muncie, Indiana
Mikell, J. J. Department of Horticulture, Agricultural Experiment Station, Baton Rouge 3, Louisiana
University of Minnesota, Agriculture Library, St. Paul 1, Minnesota
Mishanec, William, Division of Vegetable Crops, Agricultural Experiment Station, Geneva, New York
Mohamed, Mohamed Abdel Maksoud, Faculty of Agriculture, University of Ein Shemes, Kuba Palace, Cairo, Egypt
Moore, John F., Department of Agricultural Research, Campbell Soup Company, Riverton, New Jersey
Munger, H. M. Department of Plant Breeding, Cornell University, Ithaca, New York
National Institute of Genetics, Yata IIII, Misima, Japan
Nickeson, Richard L., Agricultural Experiment Station, South Dakota State College, College Station, South Dakota
Noonan, John C., Sub-Tropical Experiment Station, Route 2, Box 508, Homestead, Florida
Odland. M. L., Department of Horticulture, Pennsylvania State College, State College, Pennsylvania
Orton, Jr., E. R., Department of Genetics, University of Wisconsin Madison 6, Wisconsin
Ounsworth, L. F., Experimental Station, Box 247 Harrow, Ontario, Canada
Ozsan, Bilal, Experiment Station, P. K. 35, Antalya Turkey
Paddock, Elton F., Department of Botany, Ohio State University, Columbus, Ohio
Pearson, O. H., Eastern States Farmers Exchange, West Springfield, Massachusetts
Perlasca, Gerardo, Estacion Experimental M.A.C., Sanare, Lara, Venezuela
Perry, B. A., Texas Agricultural Experiment Station Substation 19, Crystal City, Texas
Persson, Arnulf R., Institute of Vegetable Crops, Agricultural College of Norway, Vollebekk, Norway
Peto, Howard B., Peto Seed Company, P. O. Box 138, Saticoy, California
Pierce, Lincoln C., Department of Horticulture, University Farm, University of Minnesota, St. Paul 1, Minnesota
Piovano Abelardo, Espejo 80, Mendoza, Argentina
Plummer, Thomas H., Jr., Department of Horticulture, Purdue University, Lafayette, Indiana
Pollack, B. L. Department of Horticulture, Pennsylvania State University, University Park, Pennsylvania
Poole, C. F., Department of Vegetable Crops, Agricultural Experiment Station, Honolulu, Hawaii,
Poole, D, Donald, Hunts Foods and Industries, Inc. Route 1, Box 151, Holtville, California
Pratt, David, 61-H Willowbrook Lane, Walnut Creek, California
Proefstation voor de Groenten en Fruitteelt onder Glas, Naalswijk, Netherlands
Pryke, P. I., Department of Agriculture, Plant Breeding Laboratory, Burnley Gardens, Swan Street, Burnley, E. I., Victoria, Australia
Purdue University AES Library, AES Building, c/o J. Martindale, Librarian, Lafayette, Indiana
Relyea, K. E., Farmer Seed & Nursery Company, Faribault, Minnesota
Reynard, G. B., Campbell Soup Company, Riverton, New Jersey
Richardson, Jr., R. W., Rockefeller Foundation, Londres 40, Mexico 6, D. F., Mexico
Rick, C. M., Department of Vegetable Crops, University of California, Davis, California
Robinson, R. W., Department of Vegetable Crops, Cornell University, Ithaca, New York
Rockefeller Foundation, Londres 40, Mexico 6, D.F., Mexico
Roever, W. E., West Tennessee Experiment Station, Jackson, Tennessee
Sawant, Anand C., Department of Vegetable Crops, University of California, Davis, California
Schaible, L. W., Campbell Soup Gompany, Agriculture Research Department, Riverton, New Jersey
Schermerhom, L. G., Department of Horticulture, Rutgers University, New Brunswick, New Jersey
Scott, Wilbur, Joseph Harris Company, Inc., Moreton Farm, Rochester 11, New York
Selman, Iveson, Wye College, Nr. Ashford, Kent, England
Shifriss, Oved, The Weizmann Institute of Science, Rehovoth, Israel
Smith, James J., The Quaker Maid. Co., Inc., Brockport Cannery, Brockport, New York
Smith, P. G., Department of Vegetable Crops, University of California, Davis, California
Soost, R. K., Citrus Experiment Station, University of California, Riverside, California
Stark, Jr., F. C., Department of Horticulture, University of Maryland, College Park, Maryland
Stevenson, E. C., Department of Horticulture, Purdue University, Lafayette, Indiana
Stinson, Harry T., Connecticut Agriculture Experiment Station, P. O. Box 1106 New Haven 4, Connecticut
Stubbe, Hans, Holderlinstrasse 11, Berlin-Cnarlottenburg 9, Germany
Suzuki, Ippei, Horticultural Division, Tokai-Kinki Agricultural Experiment Station, Okitsu, Shizuoka-ken, Japan
Shumovich, Wm., Experimental Station, Harrow, Ontario, Canada
Takii Seed Co., P. O. Box 7 Kyoto,Central, Kyoto, Japan
Taylor, J. Wm., LeGrand P. O., California
Tezier, Claude, Tezier Freres, 27 Ave. Gambetta, Valence Sur-Rhone, France
Thompson, A. E., Department of Horticulture, University of Illinois, Urbana, Illinois
Tomes, M. L., Department of Plant Pathology, Indiana Agricultural Experiment Station, Lafayette, Indiana Torrey, T. C., W. A. Burpee Company, Fordhook Farms, Doylestown, Pennsylvania
Trotter, Allen R., Associated Seed Growers, Inc., Milpitas, California
Vindedahl, Howard R., Burgess Seed & Plant Co., Galesburg, Michigan
Virgin, W. J., California Packing Corporation, 850 Thornton Street, San Leandro, California
Walkof, Charles, Experiment Farm, Morden, Manitoba, Canada
Walter, J. M., Box 2125, Vegetable Crops Laboratory, Bradenton, Florida
Watts, Victor M., Department of Horticulture and Forestry, University of Arkansas, Fayetteville, Arkansas
Whalen, Richard H., Department of Genetics, University of Wisconsin, Madison, Wisconsin
Whaley, W. G., Department of Botany, University of Texas, Austin, Texas
Williams, Watkin, John Innes Horticultural Institution, Bayfordbury, Hertford, Herts, England
Woolliams, G. E., Dominion Laboratory of Plant Pathology, Department of Agriculture, Summerland, British Columbia
Wyatts, C. C., Crop Research Department, H. J. Heinz Company, Bowling Green, Ohio
Yarnell, S. H., U. S. Regional Vegetable Breeding Laboratory, U.S.D.A., Box 3177 St. Andrews Branch, Charleston, South Carolina
Yeager, A. F., Department of Horticulture, University of New Hampshire, Durham, New Hampshire
Yen, Douglas E., Vegetable Station, Crop Research Division, Robinson Road Otahuhu, Auckland, New Zealand
York, Thomas L., Department of Plant Breeding, Cornell University, Ithaca, New York
Young, Harold W., Division of Horticulture, University of Georgia, Athens, Georgia
Young, P. A., Tomato Disease Laboratory, Route 4, Jacksonville, Texas
Young, Robert E., Field Station, University of Massachusetts, Waltham 54, Massachusetts
Younkin, S. G., Campbell Soup Company, 100 Market Street, Camden 1, New Jersey
de Zerpa, Ingo. Dora M., Catedra de Genetica, Facultad de Ing. Agronomica, Maracay, Venezuela