John Henry Zeller

United States. Department of Agriculture, Jacob Martin Lutz, Oscar Roland Mathews, John Ira Hardy, Albert Ronald Merz, Thomas Elliott Snyder, James Zetek, Carl Rohwer, Charles Walter Collins, James Munday Walter, George McMillan Darrow, C. C. Plummer, B. L. Wade, Robert Hibbs Peebles, John Raymond Horton, John Henry Zeller, H. O. Hetzer, Curtis May, Arnon Lewis Mehring, Clyde William Doran, James F. Bullock, Jesse Roy Christie, Joseph Franklin Brandon, Lawrence Paul Batjer, Mark Matthew Regan, Michael Hendrix Langford, Thomas Earle Smith, Wylie Daniel Goodsell, Bailey Edgar Brown, Elmer Thomas Jones, Eugene Grissom Moss, Fred A. Clarenbach, Grace P. Vincent, Harold Jeffers Fulton, Harold William Wolf, John Thomas Cassady, Albert Rudolph Johnson, Francis Marion Wadley

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