Charles Ford Langworthy, B. R. Coad, C. J. Babcock, Cecil Calvert Thomas, Charles Dwight Marsh, Clyde Ray Chambers, Don Divance Lescohier, Ellis Lore Kirkpatrick, Frank Barnes Herbert, Frederick David Richey, George Oury Gatlin, George Ray Boyd, Harry Edward Roethe, Horace Mann Woolman, Howard Ross Tolley, James Allen Nelson, Jason Edward Barr, Jesse Lee Webb, Josiah Chase Folsom, Norman Eugene McIndoo, Oliver I. Snapp, Walter Wesley McLaughlin, William Walter Yothers, Richard Ambrose Hart, A. B. Clawson, Alice Ranney Thompson Merrill, Arnold Parker Sturtevant, Arthur Charles Mason, Arthur Frederick Sievers, Charles Harold Alden, Elmer Johnson, Harry Baker Humphrey, Helen W. Atwater, John Robinson Winston, Roscoe Ward Wells, Walter Raymond Humphries, Bruce Lineburg, Guy L. McNeil, Ilena M. Bailey · 1928
A. C. Morgan, Alma May Waterman, Byron Hunter, D. J. Caffrey, Edward Cary Parker, Elvin Charles Stakman, George Andrews Mitchell, George I. Reeves, George Ray Boyd, Henry Asmus, James Silver, Jesse Wilburn Ingram, John Chambers McDowell, John Mott Buck, John William Roberts, Maude Campbell, Morley Allan Jull, Murrell Williams Talbot, Robert Henry Black, Wendell Holmes Tisdale, Wilbur Reed Mattoon, William Henry Black, Alfred R. Lee, Emil George Boerner, F. E. Staebner, Forrest Ellwood Kempton, Frank Shirley Chamberlin, John Clymer Dunegan, John Oscar Williams, Leon Howard Worthley, Ralph Dickieson Jennings, V. F. Tapke, Lynn D. Hutton · 1929