National Museum of Nuclear Science & History
Irvin Mastin worked for the J.A. Jones Construction Company.
Roy K. Balliet served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
J. M. Dawson worked at the 300 Area at Hanford during the Manhattan Project.