Thomas S. Buchanan, Constantin Constantinovich Nikiforoff, Dwight McBryde Simpson, Dwight Moore DeLong, Frank M. Eaton, G. J. Haeussler, G. R. Free, George Wright Hoffman, Gustav A. Wiebe, Harold Andrus Jaynes, Harry Ardell Allard, Henry Hopp, J. I. Lauritzen, James Robert Dawson, Joseph Stuart Caldwell, Kenneth Thurman Williams, Lawrence Zeleny, Loyd L. Stitt, Marshall Weddell Stone, Raymond Peter Christensen, Robert Merton Walsh, Ruth Elmquist Rogers, Theodore Roosevelt Gardner, Thomas Charles Chadwick, Wilbur Tibbils Pentzer, Caroline L. Adams, Charles A. Fort, David Victor Kopland, E. K. Bynum, George Henry Englerth, Helen Garrison Wheeler, James Stewart Wiant, Lawrence Bemis Parker, Morris Harvey Neustadt, Philip Russell Cowan, R. R. Whetstone, Ronald Lester Mighell, Roy Drummond McCallum, Samuel Palkin, Wightman Wells Garner, G. M. Stone, Harry Humfeld, John Henry MacGillivray, Lucille Reinbach-Welch, Miles Stratford Mayhugh, R. R. Graves, R. T. Balch · 1941
Albert B. Godfrey, Arnon Lewis Mehring, Bill Howard Wilford, Clayton Leon Farrar, Dean Humboldt Rose, E. A. McGregor, Elroy M. Pohle, George Henry Hepting, Helmut Charles Diehl, Lewis Thompson Leonard, Mark Hughlin Haller, Marshall Tracy Deonier, Oscar Conrad Magistad, R. T. Cotton, Raymond Boorman Wilcox, Royall Oscar Eugene Davis, Thomas Arrington Huntington Miller, United States. Agricultural Research Administration, Verne Lester Harper, Victor Rickman Boswell, William Henry Black, William Stacy Anderson, Herbert Floyd Bergman, Jerald Emmet Christiansen, John Robert Magness, K. F. Warner, Lanoy Nelson Hazel, Robert Claude Wright, Thomas S. Buchanan, Verner Ivan Clark, Wallace Ashby, Cyril Oliver Bratley, Henry R. Keller, John Henry Zeller, Lyle W. R. Jackson · 1944