National Museum of Nuclear Science & History
Coullard worked in the United States Engineer District Office.
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.
Dunnigan worked at the 300 Area at Hanford during the Manhattan Project.
James Anderson Bridge worked at Los Alamos during the Manhattan Project.
