National Museum of Nuclear Science & History
Breyer worked in the United States Engineer District Office.
Roos worked at the 300 Area and the 200 West Area at Hanford during the Manhattan Project.
Donald D. Piehl 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.
Cunningham worked at the 200 West Area at Hanford during the Manhattan Project.
Hester Moore was a supervisor in the Communications Department at the Manhattan Project’s Hanford, Washington site during World War II.