National Museum of Nuclear Science & History
Eugene Milton Wagner was a construction general contractor who worked for the J.A. Jones Construction Company at the Oak Ridge, Tennessee site as a construction engineer.
Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Wilbert “Walt” Meyers (1921-2013) served in the Special Engineer Detachment (SED) at Los Alamos during the Manhattan Project.