National Museum of Nuclear Science & History
Woodrow Evans worked as a mechanic on the alpha racetracks at the Y-12 Plant in Oak Ridge, Tennessee from March 1944 to October 1945.
George Mallinckrodt was a physicist at the Manhattan Project’s Los Alamos, NM facility. He also worked at Argonne National Laboratory, the successor of the University of Chicago’s Metallurgical Laboratory (“Met Lab”).