Charles F. Henderson / Alvin George Anderson / Arthur Frederick Sievers / Brittain Bragunier Robinson / Charles Cloyes Fletcher / Charles W. Culpepper / Clarence Francis Kelly / Claude Kedzie Shedd / Edward Mackay Chace / George Lloyd Hayes / George McMillan Darrow / Harold Edwin Stevens / Ivan Claude Jagger / James Okley Grandstaff / Mark Hughlin Haller / O. K. Hedden / Paul Jones Chapman / R. W. Leukel / Ralph W. Phillips / Robert Wallace Gerdel / Thornton Taft Munger / United States. Department of Agriculture / Walter Ernest Fleming / William Solomon Porte / Joy Harold Clarke / Albert Ronald Merz / Archie Davilla Hess / Donald Navarre Matthews / Emory Dwight Burgess / Frederick Lovejoy Wellman / Harry Willard Von Loesecke / Hubert Hill Moon / Jacob Martin Lutz / Jay Brownlee Davidson / Ole Anker Nelson / Ralph Boutelle Piper / Robert Max Merrill / Walter Louis Hodde / Bailey Edgar Brown / Earl Dewey Mallison / Edgar Vermont Collins / John Laurence Heid / Warren W. Maines | 