V. F. Tapke

R. W. Leukel, V. F. Tapke, Gerald Thorne, J. L. Weimer, Harry Elvin Kemper, James Herbert Beattie, Myron Sallee Anderson, Sears Polydore Doolittle, Chester J. Francis, Victor Rickman Boswell, Harry L. Garver, John Robert Parker, Ernest W. Johnson, Harry Wayne Springfield, Albert Sylvester Michael, C. G. Potts, Glen Herbert Stringfield, H. E. Walter, Herbert Henry Muntz, Hudson Gillis Reynolds, Joe Grigsby Lill, Selar Stephen Hutchings, Edward G. Molander, F. W. Poos, J. W. Turelle, Bascombe Britt Higgins, Leon Merle Pultz

James Silver, John Mott Buck, Frederick David Richey, James William Park, Jacob Allen Clark, John Morrison Cooper, V. F. Tapke, George Whitfield Pope, Waldo Lee McAtee, Fred W. Miller, Harvey Leroy Westover, Joseph Benjamin Shepherd, Manley Alexander Raymond Kelley, Kenneth Hayes Myers, Burton Bernard Bayles, William Henry White, Earl Wooddell Sheets, Wallace Byron Grange, Winney Elmer Crouch, Albert Watts Moore, Mortimer Reed Lewis, Anton William Skuderna, Henry Alanson Miller, James Abraham Faris, James Isaac Hambleton, Rowena Schmidt Carpenter, Thomas Arrington Huntington Miller, Loyd William Brannon, H. A. Rodenhiser

Jay Laurence Lush, Robert Claude Wright, United States. Bureau of Agricultural Economics, James William Park, William Henry Black, M. A. Yothers, V. F. Tapke, Harvey Leroy Westover, Leander D. Howell, George Bishop Sudworth, Robert Pilson Albert Johnson, Joseph Stuart Caldwell, Edwin Richard Kalmbach, Ned Royce Ellis, Raymond Frank Taylor, Franklin Arthur Coffman, Charles William Rees, Enoch Wesley Nelson, Fenner Satterthwaite Stickney, Foster Hendrickson Benjamin, Lloyd Ancil Spindler, Robert Ellsworth Getty, Thomas Ray Stanton, Tyler Frazier Akers, Walter Huber Meyer, Wightman Wells Garner, William Stuart, Edwin Harrison Milstead, Harry August Schoth, John Henry Zeller, Marsden Robert Brundage, Walter M. Peacock, Arthur Truman Semple

Charles Dwight Marsh, Walter David Hunter, Robert George Hill, Louis Guy Michael, Horace Branson Cowgill, V. F. Tapke, Joshua John Skinner, Oscar Steanson, A. B. Clawson, Curtis Criss McDonnell, Edward William Nelson, Ellis Lore Kirkpatrick, Ernest Adna Back, Ernest Reuben Johnson, George Oury Gatlin, Guy N. Collins, Howard Castner Pierce, James Robert Weir, Jenkin William Jones, Joseph Alfred Ambler, Lyman James Briggs, Meredith Chester Wilson, Mordecai Ezekiel, Wilbert Walter Weir, G. C. Roe, Jesse Thomas Sanders, Juan Brewer Demaree, Leslie Hart, R. H. Wilcox, R. T. Cotton, Samuel Benton Nuckols

Robert Whitmer Leukel, V. F. Tapke