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
Arthur Henry Senner, Arthur Truman Semple, Carl A. Taylor, Caroline Baldwin Sherman, Charles Felix Doucette, Charlotte Elliott, Clarice Louisba Scott, George Henry Hepting, Henry F. Bain, James Francis Martin, Jesse Wilburn Ingram, John Robert Magness, Juan Brewer Demaree, Lucy Maclay Alexander, Margaret Smith, Philip Farley Allan, R. T. Cotton, Rush Porter Marshall, Theodore P. Dykstra, Thomas K. Killand, Wilbur Reed Mattoon, William Carmichael Cook, William Henry White, E. K. Bynum, G. F. Gravatt, George B. Wagner, Mason August Hein · 1942
Arthur Henry Senner, Arthur Truman Semple, Carl A. Taylor, Caroline Baldwin Sherman, Charles Felix Doucette, Charlotte Elliott, Clarice Louisba Scott, George Henry Hepting, Henry F. Bain, J. F. Martin, Jesse Wilburn Ingram, John Robert Magness, Juan Brewer Demaree, Lucy M. Alexander, Margaret Smith, Philip Farley Allan, R. T. Cotton, Rush Porter Marshall, Theodore Peter Dykstra, Thomas K. Killand, Wilbur Reed Mattoon, William Carmichael Cook, William Henry White, E. K. Bynum, G. F. Gravatt, George B. Wagner, Mason August Hein · 1941