R. C. Brown / Albert Ronald Merz / Charles Walter Collins / Clarence Luther Forsling / David Breese Jones / F. E. Staebner / Frank Heidtman Lathrop / George Arceneaux / George Thomas Ratliffe / Glenn Arthur Cumings / Godfrey Leonard Alvin Ruehle / Hastings Newcomb Bartley / Jacquelin Smith Cooley / Joseph Benjamin Kuska / L. B. Scott / Lyster Hoxie Dewey / Mayne Reid Coe / Owen Edward Williams / Royal Joyslin Haskell / Stephen Harold Hastings / Thompson Elwyn Woodward / Walter Tennyson Swingle / Wilbur Clifford Edmundson / United States. Department of Agriculture / Beyer Aune / Charles MacFarlane Brewer / Clifford E. Hood / I. E. Stokes / Irvin Milburn Atkins / Jesse Harold Crenshaw / Lawrence Clayton McAlister / R. W. Leukel / Sumner Augustus Hall / T. Ralph Robinson / William Adams Dayton / Edward Morris Savage / Emil George Boerner / Ralph Brownson Bisland | 