- F. W. Poos, Arthur Charles Dillman, Barry Cutler Park, Bion Tolman, C. A. Matthews, C. J. Babcock, Earl W. McComas, Ernst Artschwager, Francis Eugene Clark, Francis Raymond Lawson, Geoffrey Seddon Shepherd, Harley A. Daniel, Irvin Cecil Brown, James Ellsworth Kraus, Jay Laurence Lush, John Clifford Elmore, Kenneth Barbee McKinney, Kenneth Pickett Davis, Mark Hughlin Haller, R. A. Blanchard, R. S. Holmes, R. W. Leukel, William Henry Black, Harry M. Elwell, A. F. Howland, Arthur Eugene Molln, Besse B. Day, James Russell Douglas, James Thorp, John Holmes Martin, Nancy Harper Wheeler, R. L. Piemeisel, Ruth C. McGuire, Turner Harcourt Hopper, Walter Whittier Swett, Williamson Edward Hearn, Maurice B. Cox, Byron Lester Southwell, R. R. Graves
· 1944
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Anton H. Anderson, Arlon G. Hazen, Baldur H. Kristjanson, Earl Loren Lasley, Frederick Waldemar Christensen, Harlow Leslie Walster, LeRoy W. Schaffner, North Dakota Agricultural Experiment Station (Fargo), Rainer Schickele, C. J. Heltemes, Glen V. Vergeront, Orin Alva Stevens, Peder Arnold Nystven, Reuben Engelking, Turner Harcourt Hopper· 1949