Larry Cooper
Charles H. Campbell
George Kimball Burgess
Arthur Louis Day
Ervin S. Ferry
J. O'M Bockris
Wood, William P.
American Institute of Mining, Metallurgical, and Petroleum Engineers.
Henri Le Chatelier
Mark B. Boslough
Darling, Charles R.
American Society for Testing and Materials
Paul D. Foote
V. B. Rant͡sevich
Sperry Rand Corporation.
Daniel Ng
American Institute of Mining
G. Ribaud
Unknown Author