by A. D. McNair, Curtis Paul Clausen, Dalton Giles Miller, Dan Hansen, Dean Humboldt Rose, Duncan Dunning, Edward Florince McCarthy, Erasmus Manford Nighbert, Erval Jackson Newcomer, Eubanks Carsner, Frederick Vernon Rand, Harold Andrus Jaynes, James Robert Dawson, L. P. Rockwood, Ned Royce Ellis, Oris Vernon Wells, Paul Oman, Perez Simmons, Philip Lindsey Gile, R. D. Garver, Stephen Harold Hastings, William Albert Hartman, Arthur Edgerton Seamans, Edward Gantt Noble, George Wilburn Ellington, J. W. Connelly, Jacob Martin Lutz, Lester Henry Reineke, Lillian Claire Cash, Max Moore Reeher, Philip W. Manson, R. R. Graves, Raymond Herbert Miller, Roland McKee, Roscoe Harrison Carter, Archie Glenn Van Horn, David Victor Kopland, Theodore Roosevelt Gardner

1933

by C. William Hesseltine, Alvin Charles Egbert, Bratislav Zak, Chester Ray Thompson, D. M. Doty, Frank G. Hawksworth, H. O. Hetzer, H. P. Binger, Herbert George Ewan, Hubert W. Prescott, John James Willaman, Lake S. Gill, Leander D. Howell, N. D. Bayley, Ralph Arthur Loomis, Ross Calvin Thompson, Walter Whittier Swett, William Harold Waldorf, William M. Phillips, William Avener Faught, Bernice Schubert, C. A. Matthews, Earl Orel Heady, Edward J. Ryder, Emmanuel Melvin Bickoff, Glen T. Barton, J. B. Parker, John C. Pierce, Max Moore Reeher, Ralph Ernest Comstock, G. O. Kohler, George R. Van Atta, John Henry Zeller, Robert E. McDowell, T. Heidhues, R. D. Plowman, Richard Lee Hiner, J. Guggolz, W. R. Harvey, A. L. Livingstone

1961