Chester Ray Thompson, D. M. Doty, H. O. Hetzer, H. P. Binger, Hubert W. Prescott, John James Willaman, Norman P. Worthington, Ralph Arthur Loomis, Walter Whittier Swett, Bernice Schubert, C. A. Matthews, George R. Staebler, Glen T. Barton, John C. Pierce, G. O. Kohler, Robert E. McDowell · 1961
A. L. Livingston, Anselm Clyde Griffin, Arthur Herbert Bennett, Elroy John Peters, Frank Douglas Wilson, Frank J. Siccardi, George Albert Rogler, Guy Weston Bohn, John Albert Romberger, Otto L. Jahn, Philip F. Rice, Preston Edward LaFerney, Ralph W. Baird, Robert E. Perdue, B. R. Burmester, C. W. Richardson, Charles Frederic Andrus, J. F. Joyner, Oliver L. McCaskill, R. E. Knowles, Russell J. Lorenz, William George Chace, G. O. Kohler, R. T. Correa, Randall Herbert Cubbedge, Walter G. Knisel · 1969
Clark Edwards, George Burnet Rogers, Henry Thomas Frey, Hughes Hudson Spurlock, Jesse Rhodes Russell, John Gerald Feaster, Kenneth R. Krause, Oliver Wendell Holmes, Robert Cecil McElroy, Robert Vaughn Enochian, Roy Arthur Ballinger, W. Charles Walden, William Harold Freund, Zolon Marion Looney, Charles Archibald Wilmot, Donald D. Kuzmicky, Henry W. Dill, Leonard R. Kyle, Rudolph Earl De Pass, G. O. Kohler · 1971