- N. F. Le Jeune, A. D. Bauer, Byron Oscar Pickard, John Robert Reeves, Theodore Earl Swigart, Arno Carl Fieldner, C. E. Sims, C. L. Colburn, Charles Edward Munroe, Clyde Elmer Williams, Craig Miller Bouton, Daniel Harrington, Edward H. Denny, Ernest J. Gleim, Eugene Delos Gardner, George Samuel Rice, George William Jones, Henry Alfred Doerner, Henry Kreisinger, Hilary Breton Brunot, J. J. Jakowsky, John Allen Davis, Joseph Dana Davis, Lee Clyde Ilsley, Leonard Greenburg, Ludwig Schmidt, Nicholas Arthur Clarke Smith, Oliver Bowles, Raymond Bardeen Ladoo, Robert John Anderson, Ronald Van Auken Mills, Royd Ray Sayers, Rudolf H. Kudlich, Sidney Hershberg Katz, Spencer Pritchard Howell, Thomas Varley, William Albert Dunkley, William Marsh Myers, William Melvin Weigel, William W. Odell, William Waugh Adams, H. B. Freeman (Jr.), Alva Britt Hooker, George Wetherall Smith, Harry Mac Cooper, J. E. Crawshaw, James Washington Paul, John Blizard, L. G. Marsh, Maurice Bacon Cooke, Max Wilhelm von Bernewitz, Paul Hopkins, William Parks Yant, Fred Davidson Osgood, Lawrence Bursley Berger
· 1922
- N. F. Le Jeune, Lee Clyde Ilsley, W. W. Adams, Arno Carl Fieldner, Carl A. Taylor, Earl Carlton Lane, F. W. Davis, G. H. West, George Edward McElroy, George William Jones, Harold Coulter George, J. E. Crenshaw, Jay John Jakosky, John H. Thompson, Ludwig Schmidt, Lynton Dewitt Wyant, Mayo Dyer Hersey, Oliver Bowles, Ozni Porter Hood, Percy Hoke Royster, Ralph Lyman Brown, Ray Thomas Stull, Richard Valentine Ageton, Rudolf H. Kudlich, Sidney Hershberg Katz, Allan Shakespeare Richardson, E. F. Pohlman, E. W. Butzler, Erskine Shearer Longfellow, George Addison Bole, H. M. Smith, Howard Bassett Freeman, John Jacob Bloomfield, R. L. Sebastian, Richard Duddleston Leitch, Thomas Leonard Joseph, William Henry Rinkenbach, William Parks Yant, H. G. Berger, Lawrence Bursley Berger, Selwyne Perez Kinney, W. A. Darrow
· 1923
- Byron Oscar Pickard, William Waugh Adams, Albert John Kraemer, Arthur William Fahrenwald, D. B. Gawthrop, Daniel Harrington, Ernest Emerson Fairbanks, F. C. Gregory, George Addison Bole, George Samuel Rice, George William Jones, Harold Carl Miller, James Washington Paul, John Ferdinand Barkley, Lee Clyde Ilsley, Louis Downer Tracy, M. J. Kirwan, Maurice Bacon Cooke, N. F. LeJeune, Rudolf H. Kudlich, Sidney Hershberg Katz, Thomas Leonard Joseph, W. L. Finley, Walter T. Ackley, William Melvin Weigel, A. A. Straub, B. A. Landry, Clifton M. Ralph, Edward George Meiter, George Edward McElroy, H. B. Brunot, H. M. Smith, J. W. Horne, Max Wilhelm Von Bernewitz, William Parks Yant, D. W. Gould, Harold Putnam Greenwald, Lawrence Bursley Berger, Royd Ray Sayers, Arthur David Bauer
· 1924