- Benson H. Paul, C. A. Plaskett, Charles Nicholas Ainslie, Clarence Elbert Clement, Dorothy Nickerson, Edward Mackay Chace, Emilio Pepe Meinecke, Franklin Thomas Cowan, George G. Ainslie, James Johnson, James Stanley Mathewson, John A. Newlin, Joseph Hubert Priestley, Laurence Victor Teesdale, Lewis Bertie Olmstead, Lorraine Joseph Markwardt, Louis Guy Michael, Oliver I. Snapp, Ralph Wylie Frey, Raphael Zon, Ruric Creegan Roark, Samuel Trask Dana, Whitney Coombs, William Gustavus Wahlenberg, William White, C. S. Trimble, H. S. Swingle, Calvin Grant Church, Charles F. Swingle, Ira Doup Clarke, John Martin Gahagan, Lyle Thomas Alexander, R. D. Garver, R. T. Cotton, Harry Lawrence Wilson, Howard E. Middleton
· 1930
- Theodore Peter Dykstra, Alice Louise Robert, Axel Langvad Andersen, Berten Wendell Allred, Charles Wesley Gantt, Clarence Dinsmore Stein, Claude Kedzie Shedd, F. M. Grant, Franklin Thomas Cowan, Fred Charles Simmons, Howard Wilfred Johnson, I. E. Stokes, John Lewis Creech, L. F. Locke, R. W. Leukel, Robert S. Rummell, Ross Calvin Thompson, Thomas Lotti, Tom Dale, Verne Elbert Davison, William John Reid, William Joseph Sando, William Solomon Porte, Rufus F. Dowdle, Claude Carl Wakeland, Clark E. Holscher, Donald William Chamberlain, Floyd Franklin Smith, Frank P. Cuthbert, Grover F. Brown, Otto H. Coleman, Sears Polydore Doolittle, V. F. Tapke, Walton Monroe Nixon, Walter Oliver Hawley, D. J. Caffrey, Jack L. Dean, Samuel George Lehman
· 1955
- Carl Rohwer, David Wield Robertson, Earl Douglass, Franklin Thomas Cowan, George Anderson Beach, George Warren Deming, James C. Foster, Mark Alfred Barmore, Robert Gardner, Roy Douglas Hockensmith, Carey Eugene Vail, James Bennett Goodwin, Justice Conrad Ward, Alvin Kezer, Joseph William Tobiska
· 1932
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