National Museum of Nuclear Science & History
S. M. Kelly worked for the Roane-Anderson Company.
Hunt worked at the 100-B Area at Hanford during the Manhattan Project.
Samuel Beall Jr. is a nuclear engineer who worked on the Manhattan Project at Chicago, IL, Oak Ridge, TN, and Hanford, WA.
Harrington worked at the 100-F Area at Hanford during the Manhattan Project.