Ernst H. Wiecking

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

Paul Russell, David Griffiths, Benjamin Koehler, United States. Department of Agriculture, Charles Adolph Weigel, John Chambers McDowell, D. J. Caffrey, Raphael Zon, Orator Fuller Cook, J. R. Holbert, Benjamin Yoe Morrison, Elmer W. Knight, Ernst H. Wiecking, Erastus Newton Bates, George P. Bodnar, Kelsey Beeler Gardner, Elmer Ottis Wooton, R. R. Graves, Jesse Wilburn Ingram, Carl S. Scofield, Charles John Stauber, D. C. Parman, D. W. Jones, Don Inskeep Skidmore, Don Juan Slater, Edward Augustine Sherman, Edwin LeFevre, Edwin William Stillwell, Florence Elizabeth Ward, Fred Rufus Jones, Harrison Morton Dixon, Hugh Hammond Bennett, James A. Holden, James Wiley Jones, James William Kelly, John Clay Overpeck, John Sutherland Buckley, Lloyd Stanley Tenny, Lucia McCulloch, Madge Janet Reese, Mary Katherine Bryan, May Thacher Cooke, Ora Stanley Fisher, Palemon Howard Dorsett, Robert Delafield Rands, Thomas Edmunds Holloway, Vera Katherine Charles, Ward Shepard, William Alfred Schoenfeld, William Daniel Smith, William Edward Wintermeyer, William Irvine Holt, Charles Holcomb Popenoe, Charles Steven Reddy, Duncan Stuart, J. L. Weimer, James Howard Dorsett, Laura Ida McLaughlin, Sidney Forsythe Sherwood, Thomas Castor, W. F. Cox, William Norwood Sparhawk, William Ridgely Chapline, F. D. Stevens

David Griffiths, Dan Hansen, United States. Department of Agriculture, Wells Aleck Hutchins, George W. Barber, Victor Nelson Valgren, Charles Henry Thompson, Arthur Edgerton Seamans, David A. Savage, Arthur T. Sweet, Benjamin Yoe Morrison, Clarence Luther Forsling, E. A. McGregor, Edgar Brown, Edward Frank Snyder, Elmer W. Knight, Ernst H. Wiecking, Franklin Elmer Allison, George Pelham Walton, George Thomas Ratliffe, Hans Weller Hochbaum, Helnut Charles Diehl, Horace Branson Cowgill, James Richard Quesenberry, Jess Richard Dilley, Robert Normal Wilson, Thomas William Heitz, William Williams Gilbert, Earle V. Storm, Eben H. Toole, Fred Campbell Meier, Robert Franklin Gardiner, William Lukens Edwards, Willard Levi Goss