William Waugh Adams / Byron Matthew Bird / Albert John Kraemer / Arno Carl Fieldner / B. Marvel O'Harra / Byron Oscar Pickard / Carl A. Taylor / Clyde Elmer Williams / Daniel Harrington / Earl Renwick McMillan / Edmund Spriggs Leaver / F. C. Gregory / F. C. Houghten / George William Jones / Harold Carl Miller / Horace Wadsworth Gillett / J. E. Crawshaw / J. J. Jakosky / Lee Clyde Ilsley / Martin J. Gavin / Mayo Dyer Hersey / N. F. Le Jeune / Nicholas Arthur Clarke Smith / O. P. Hood / Oliver Bowles / Ronald Van Auken Mills / Royd Ray Sayers / S. H. Brooks / Spencer Pritchard Howell / Thomas Thornton Read / United States. Bureau of Mines / W. W. Odell / William John McConnell / William Marsh Myers / Charles Edward Munroe / Constantin Promos Yagloglou / D. D. Stark / E. W. Butzler / Edward Lawrence Mack / Edward Phillip Barrett / H. B. Brunot / H. E. Messmore / H. M. Smith / I. H. Nelson / Lewis C. Karrick / Max Wilhelm Von Bernewitz / R. V. Thurston / Sidney Hershberg Katz / Thomas Leonard Joseph / William Parks Yant / Bernard Marvin Larsen / Dewey A. Reynolds / E. P. Buxton / L. P. Calkins / Percy Hoke Royster | 