National Museum of Nuclear Science & History
Samuel Smith was a staff worker at Los Alamos during the Manhattan Project.
Robert M. Donnell served as a 1st lieutenant in the 393rd Bombardment Squadron. He was the flight engineer regularly assigned to the B-29 Strange Cargo.
Colonel Franklin Matthias (1908 – 1993) was the officer-in-charge at the Hanford site. Matthias, a civil engineer, had been a close associate of General Groves since the beginning of the Manhattan Project, and was asked to review sites in the West.
Beltzner worked at the 100-D Area at Hanford during the Manhattan Project.
Chalgren worked at the 200 West Area at Hanford during the Manhattan Project.
