National Museum of Nuclear Science & History
W. W. Pardon worked for the Roane-Anderson Company.
Paul Petretzky worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Lawier worked in the 300 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.