Carl S. Scofield, H. S. Swingle, Alfred Edward Fivaz, Arthur John Ackerman, Brice Edwards, Carl Rohwer, Clarence Ferdinand Korstian, Conde Balcom McCullough, Cornelius Lott Shear, Curtis Paul Clausen, Dow Vawter Baxter, Eloise Gerry, Ernest William Laake, Frank Heidtman Lathrop, Frederick David Richey, Frederick Storrs Baker, Helen Hart, J. R. Holbert, John Clymer Dunegan, M. A. Yothers, Robert Claude Wright, Roger Dearborn Marsden, Thornton Taft Munger, Walter Ernest Fleming, Wells Aleck Hutchins, Albin Leroy Gemeny, Benjamin Koehler, Clarence Bobo Nickels, Dwight Isely, E. R. Van Leeuwen, Francis Everett Baker, George Frederick Sprague, James William Park, L. V. Wilcox, Lake S. Gill, Neil E. Stevens, Oliver I. Snapp, Ruthford Henry Westveld, Warren David Brush, Henry F. Bain, William Roy Wickerham · 1931
Alfred Edward Fivaz, Arthur John Ackerman, Brice Edwards, Carl Rohwer, Carl S. Scofield, Clarence Ferdinand Korstian, Conde Balcom McCullough, Cornelius Lott Shear, Curtis Paul Clausen, Dow Vawter Baxter, Eloise Gerry, Frank Heidtman Lathrop, Frederick David Richey, Frederick Storrs Baker, H. S. Swingle, Helen Hart, J. R. Holbert, John Clymer Dunegan, M. A. Yothers, Roger Dearborn Marsden, Thornton Taft Munger, Walter Ernest Fleming, Wells Aleck Hutchins, Albin Leroy Gemeny, Benjamin Koehler, Clarence Bobo Nickels, Dwight Isely, E. R. Van Leeuwen, Francis Everett Baker, George Frederick Sprague, James William Park, L. V. Wilcox, Lake S. Gill, Neil E. Stevens, Oliver I. Snapp, Ruthford Henry Westveld, Warren David Brush, Henry F. Bain, William Roy Wickerham · 1931
David Leroy Yarnell, Earl Dewey Mallison, Harry Waltner Titus, Hickman Charles Murphy, Howard E. Middleton, Maulsby Willett Blackman, Mortimer Reed Lewis, Roderick Sprague, Walter Ernest Fleming, Albert B. Godfrey, Charles Lincoln Powell, Francis Everett Baker, Horace Greeley Byers, Hurley Fellows, Willard Walker Aldrich, Clarence Sheldon Slater, Robert Archibald Work · 1934
Arthur Henry Senner, Boyce D. Ezell, C. J. Babcock, David Leroy Yarnell, Earl Dewey Mallison, Frank M. Eaton, George Thomas Ratliffe, Harry Vaughn Harlan, Harry Waltner Titus, Hickman Charles Murphy, Howard E. Middleton, Howard Vernon Jordan, Hugh Hackland Darby, J. I. Lauritzen, James William Park, John Clifford Elmore, John Thomas Lucker, Lucy Maclay Alexander, Maulsby Willett Blackman, Mortimer Reed Lewis, Roderick Sprague, W. G. Bradley, Walter Ernest Fleming, Wells Aleck Hutchins, Albert B. Godfrey, Alonzo Clayton Davis, Charles Lincoln Powell, Clarence Sheldon Slater, Eleanor Muriel Kapp, Emory Dwight Burgess, Francis Everett Baker, Helmut Charles Diehl, Hurley Fellows, Nancy Griswold Clark, Philip Russell Cowan, R. T. Balch, Robert Archibald Work, Horace Greeley Byers, Roy Elliott Campbell, Willard Walker Aldrich · 1934