Arthur Vance Swarthout / Charles Sidney Leete / David Griffiths / David Segrid Olson / Elmer Lash / Ernst H. Wiecking / Frank Getz Ashbrook / Frank Heidtman Lathrop / Frederick Charles Lincoln / George Emil Heck / George Herbert Coons / H. F. Willard / Harold Coleman Hallock / John Chambers McDowell / Justus Watson Folsom / M. A. Yothers / R. W. Leukel / Ralph Henry Elsworth / Reginald D. Forbes / United States. Department of Agriculture / Walter Cochran Davis / Wiley Croom Smith / William Gustavus Wahlenberg / Charles M. Harris / Dewey Stewart / Donald Bruce / Fletcher Pearre Veitch / Floyd Frank Bondy / Ira Burton Lanphier / Karl Burchard Hanson / Theodore Lemuel Bissell / William Melvin Mohler / Finley George Larmer | 