National Museum of Nuclear Science & History
Mathis worked for Stone and Webster Engineering Corporation.
J. H. Marsh worked for the Kellex Corporation at the K-25 Plant.
Monson worked in the 100 D Area at Hanford during the Manhattan Project.
Nora Lombroso Rossi was a staff worker at Los Alamos during the Manhattan Project. She was married to physicist Bruno Rossi.
Carl Helrich (1895-1971) was a civil engineer for the J.A. Construction Company from 1943 to 1945 and helped construct the Oak Ridge town site and plant area.
