National Museum of Nuclear Science & History
J. Goodwin worked for the Comstock-Bryant Electric Company.
E. F. Riggs worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Arthur Weisberg was a mechanical engineer with the Special Engineer Detachment assigned to the Metallurgical Lab at the University of Chicago.
Fredric Stokes was a staff worker at Los Alamos during the Manhattan Project.