National Museum of Nuclear Science & History
Calvin B. Popwell 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.
E. D. Shipley worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Johnson worked at the 300 Area at Hanford during the Manhattan Project.
