National Museum of Nuclear Science & History
Elbert B. Smith served in the 393rd Bombardment Squadron.
Arno Roensch joined the army in 1944. A glassblower, he was deployed to work at Los Alamos. He was married to Eleanor Roensch, also a Manhattan Project veteran.
Pierce worked in the 200 West Area at Hanford during the Manhattan Project.
Hans Courant (1924- ) is a German-born, American physicist. After only completing one semester at MIT, the army recruited Hans Courant.
Cass worked for Stone and Webster Engineering Corporation.