National Museum of Nuclear Science & History
Trumper worked for Stone and Webster Engineering Corporation.
George Watt was an American chemist. Watt was a professor of chemistry at the University of Texas, Austin.
E. E. Beauchamp worked for Clinton Laboratories at the X-10 Reactor.
Andrew Williams served in the 603rd Air Engineering Squadron.
L. W. Russell worked for the Tennessee Eastman Corporation at the Y-12 Plant.