National Museum of Nuclear Science & History
Pearl Best worked for the J.A. Jones Construction Company.
Dominick Itzi was stationed at Los Alamos with the Provisional Engineer Detachment (PED) from 1944 to 1946.
Walker worked at the 300 Area at Hanford during the Manhattan Project.
William S. Johnston was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.