National Museum of Nuclear Science & History
Hartman worked for Stone and Webster Engineering Corporation.
Gordon Simmons worked for the J.A. Jones Construction Company.
Milton Kahn was a Chemistry graduate student, at the University of California. Kahn focused on Radiochemistry throughout his career.
Evans worked at the Y-12 plant at Oak Ridge during the Manhattan Project.
L. O. Bonham worked for the Tennessee Eastman Corporation at the Y-12 Plant.