Martin Joseph Gavin / Richard Valentine Ageton / Willard Walker Cutler / Arno Carl Fieldner / Arthur L. Murray / Byron O. Pickard / C. Lorimer Colburn / C. R. Forbes / Charles Edward Munroe / Daniel Harrington / Donald B. Dow / Ernest Woodward Dean / Eugene Delos Gardner / F. J. Bailey / G. St. John Perrott / George Arthur Burrell / George Edward McElroy / Guy B. Taylor / H. F. O'Brien / J. J. Bourquin / John Gross / Joseph Dana Davis / Lee Clyde Ilsley / N. A. C. Smith / Oliver Bowles / R. M. Winslow / Raymond Bardeen Ladoo / Roy R. Hornor / Royd Ray Sayers / Royden Edward Head / Samuel Wilson Parr / Thomas Fraser / United States. Bureau of Mines / William Hawes Coghill / William Wallace Odell / A. D. Bauer / C. E. Coleman / Carl O. Anderson / George William Jones / H. H. Hill / Harry Fagan Yancey / Henry Rust O'Brien / Horace Chamberlain Porter / J. W. Paul / John T. Aydelotte / Lewis C. Karrick / Maurice Bacon Cooke / Palmer B. Place / Selwyne Perez Kinney / Sidney Hershberg Katz / Thomas Ernest Layng / Walker Stillwell Clute / C. R. Bopp / E. C. White / George Stanley Scott / W. B. Lerch / W. E. Perdew | 