Charles F. Henderson · A. C. Hull · Charles Michael Merkel · Edgar Blake Hurd · Edwin Edward Drewniak · Fisk Gerhardt · George R. Struble · Gerald N. Franks · Howard Reynolds · James Robert Douglass · James William Kimmey · Jesse Edward Harmond · John Robinson Winston · Joseph Benjamin Shepherd · L. F. Locke · L. V. Wilcox · Leonard M. Klein · Lloyd W. Noble · Myron Sallee Anderson · United States. Agricultural Research Service. Animal and Poultry Husbandry Research Branch · Victor Friedrich Bruns · Walter Henricks Hodge · Walter M. Osborn · William H. Metzler · United States. Department of Agriculture · Anselm Clyde Griffin · Gladys L. Gilpin · Ralph Corbin Hall · Vernon Pollard Moore · Wallace M. Johnson · Irwin Hornstein
1955년 1월 · U.S. Department of Agriculture