National Museum of Nuclear Science & History
MacDonald worked for Stone and Webster Engineering Corporation.
Gerlach worked at the 100-D Area at Hanford during the Manhattan Project.
J. C. Ridenour worked for the Roane-Anderson Company.
Anna Cox worked out of the DuPont Chambers Works plant in Carneys Point, New Jersey. Her contribution to the Manhattan Project included administrative work in the plant's transportation department, ensuring that tank cars had the proper bills of lading and ran in and out of the plant efficiently.
W. A. Collins worked for the Poe Piping & Heating Company.
