Anna Shepard Lutman, Charles Howland Jones, George Plumer Burns, George Richard Burns, Howard Bowman Ellenberger, Joseph Lawrence Hills, Marshall Baxter Cummings, Philip K. Hooker, Vermont Agricultural Experiment Station, Burch Hart Schneider, E. F. Boyce, Erwin Wheat Jenkins, G. F. Anderson · 1925
Anna Shepard Lutman, D. W. Whitman, David Edward Dunklee, George Plumer Burns, James Marshall Frayer, Joseph Lawrence Hills, Lewell Seth Walker, Robert McCrillis Carter, Vermont Agricultural Experiment Station, Alvin Rees Midgley, E. F. Boyce, E. S. Irwin, Ernest Oliver Herreid, R. O. Slack · 1942
Anna Shepard Lutman, John Gordon Leeder, Joseph Lawrence Hills, Lewell Seth Walker, Osman Myron Camburn, S. M. Johnson, S. W. Williams, Vermont Agricultural Experiment Station, Virginia Britton, Charles Howland Jones, E. F. Boyce, Ernest Oliver Herreid, Howard Bowman Ellenberger · 1941
Anna Shepard Lutman, Benjamin Franklin Lutman, Dorothy Emery, George Richard Burns, John Alvin Newlander, Joseph Lawrence Hills, Lewell Seth Walker, Marshall Baxter Cummings, Richard Watson Smith, Vermont Agricultural Experiment Station, Alice M. Schmidt, E. F. Boyce, Ransom Graves Dunning, Erwin Wheat Jenkins, Robert J. Livingston · 1935
