National Museum of Nuclear Science & History
Ruska worked for Stone and Webster Engineering Corporation.
Alice Martin was a laboratory assistant in the Chemistry Division at the University of Chicago Met Lab.
Bensch worked at the 100-F Area at Hanford during the Manhattan Project.
David H. Frisch was an American physicist. He worked on the Manhattan Project at Los Alamos, working with the Van de Graaff long tank accelerator to measure neutron cross sections.
Thomas Brown worked for the Tennessee Eastman Corporation at the Y-12 Plant.