J. M. Bryson

Donald Engelkemeior

Donald Engelkemeior was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

F. B. Timmins

Frank Salfingere

Major Frank Salfingere served in the Army at Los Alamos during the Manhattan Project.

Robert H. Brown

Robert H. Brown was a chemical engineer/metallurgist. He was educated at Drexel University and Massachusetts Institute of Technology.