- Sebastian J. Aresco, Cecil Q. Cupps, Francis R. McDonald, Francis X. Tartaron, Frederick W. Hoertel, George S. Koch, Henry G. Iverson, J. M. Stuve, Jack Smith, John S. Berber, Leo A. Schrider, Murray Weintraub, Paul G. Barnard, R. J. Heemstra, Robert W. Van Dolah, Russell E. Griffin, Thomas E. Hill, Van E. Shaw, William P. Haynes, John D. Ruschak, Arthur Alonzo Orning, Eben L. Singleton, Frank C. Gibson, Glenn L. Cook, H. B. Neilson, James G. Donaldson, John B. Janus, Joseph Fry, Richard F. Link, Roald Edmund Lindstrom, Robert Lawrence Marovelli, Robert T. Johansen, Willis A. Calhoun, J. N. Murphy, Cecil H. Schwartz, Harry R. Johnson
· 1967
- Annie G. Smelley, August J. Kwitowski, Daryl E. Radcliffe, George M. Lucich, Jalna R. Zatko, K. J. Liles, Murray Rosen, R. S. DeCesare, Robert F. Holub, Stephen L. Law, Thomas G. Carnahan, United States. Bureau of Mines, Benjamin W. Haynes, Bernard J. Scheiner, Charles Milton Flynn, F. J. Palumbo, H. Heystek, Lewis V. Wade, Philip W. Holland, Raymond M. Stateham, P. M. Sullivan, Roald Edmund Lindstrom, William J. Campbell
· 1979
- Alexander May, Bill M. Stewart, Charles D. Litton, David C. Oyler, Donald A. Stanley, Eugene D. Calvert, Gregory J. Chekan, Jalna R. Zatko, John E. Pahlman, Judith A. Eisele, K. O. Bennington, Laurence L. Oden, R. H. Lien, Robert J. Timko, Rolland Laws Blake, Sathit Tandanand, Thomas G. Carnahan, Victor R. Spironello, Bernard J. Scheiner, Carl F. Anderson, D. A. Martin, Daniel R. Babich, Frank Ronald Smith, Howard W. Leavenworth, Ishwarlal D. Shah, John W. Sweeney, Kenneth L. Williams, Larry R. Powell, Lynn A. Atkins, Marion P. Krug, Martin Hertzberg, Pat M. Brown, Roald Edmund Lindstrom, Robert R. Brown, William P. Diamond, Aldo L. Furno, Annie G. Smelley, Donald J. Bauer, George H. Schnakenberg, R. A. McCune, Ralph H. Nafziger, S. E. Khalafalla, William I. Nissen
· 1982
- Albert R. Rule, B. T. Brady, Bernard J. Scheiner, Byron A. Baker, D. E. Siskind, D. G. Kuehn, David S. Burgess, F. E. Joyce, Foster Fraas, H. E. Powell, H. L. Gibbs, James J. Olson, Laurance L. Oden, Lewis V. Wade, P. M. Sullivan, Paul J. Barrett, Robert K. Koch, Ronald A. Munson, W. F. Marshall, C. Kenneth Eilerts, Charles Prasky, D. H. Sumner, J. L. Hoffman, Joseph H. Bilbrey, Leo W. Higley, Martin H. Stanczyk, Michael George Zabetakis, Paul Watson Johnson, Peter A. Stahl, R. S. McClain, R. W. Hurn, Roald Edmund Lindstrom, Robert C. Steckley, S. E. Khalafalla, Wilbur I. Duvall, Donald E. Shanks, Frank A. Peters, J. Howe, L. M. Chanin, Max J. Spendlove, Robert A. Beall
· 1973
- Donald J. Bauer, Foster Fraas, Fred N. Kissell, H. E. Powell, J. Jackson, Karl R. Becker, Ralph V. Higgins, Richard J. Kline, Richard J. Bielicki, Stanley Charles Suboleski, Alan J. Leighton, C. M. Mason, Charles W. Huggins, Lawrence LeRoy Smith, Andrew A. Cochran, Richard William Watson, Sarkis G. Ampian
· 1972
- Aarne Visnapuu, Bernard J. Scheiner, D. D. Fischer, E. S. Shedd, George A. Savanick, J. R. Cobble, Jack C. White, James S. Browning, Joseph Cervik, Karl R. Becker, Michael L. Boucher, Milton M. Tilman, Seth C. Schaefer, Andrew J. Fergus, Donald J. Bauer, H. H. Fields, J. P. Hansen, J. W. Jensen, John C. Cooper, Kenneth P. V. Lei, Robert Lynn Crosby, Thomas L. McVay, Arthur B. Johnson, George N. Aul, L. A. Neumeier, Richard Edward Lindstrom, Richard W. Watson, Roald Edmund Lindstrom, Thomas N. Goff
· 1975
- A. W. Deurbrouck, Andris Viksne, C. Melvin Lepper, Carl C. Merrill, Donald E. Seizinger, Donald J. Bauer, Foster Fraas, Fred N. Kissell, George S. Koch, H. E. Powell, John W. Brown, Karl R. Becker, Manuel Gomez, Ralph V. Higgins, Richard J. Kline, Alan J. Leighton, Basil Dimitriades, C. M. Mason, Donald J. Donaven, Dwight E. Couch, Lawrence LeRoy Smith, R. J. Bielicki, Richard C. Repsher, Richard F. Link, Stanley C. Suboleski, Andrew A. Cochran, Kathleen Hazen, Richard William Watson
· 1972