National Museum of Nuclear Science & History
G. K. Whitham worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Campbell worked for Stone and Webster Engineering Corporation.
Rudolph Vergoth worked in the shop at the Chicago Met Lab during the Manhattan Project.
Albert Steiner was a staff worker at Los Alamos during the Manhattan Project.
Andrew Welch was a janitor at the Chicago Met Lab during the Manhattan Project.