William Gustavus Wahlenberg

William White, Lewis Bertie Olmstead, Ralph Wylie Frey, Louis Guy Michael, Raphael Zon, Homer Scott Swingle, Oliver I. Snapp, Clarence Elbert Clement, George G. Ainslie, Howard E. Middleton, Lyle Thomas Alexander, Lorraine Joseph Markwardt, R. T. Cotton, Benson H. Paul, James Johnson, Harry Lawrence Wilson, Calvin Grant Church, Edward Mackay Chace, Charles Sterling Trimble, C. A. Plaskett, William Gustavus Wahlenberg, Ruric Creegan Roark, Charles Nicholas Ainslie, Dorothy Nickerson, Emilio Pepe Meinecke, Franklin Thomas Cowan, James Stanley Mathewson, John A. Newlin, Joseph Hubert Priestley, Laurence Victor Teesdale, Samuel Trask Dana, Whitney Coombs, Charles F. Swingle, Ira Doup Clarke, John Martin Gahagan, R. D. Garver

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