National Museum of Nuclear Science & History
Ray Mettelka worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Milton Levenson (1923-2018) was an American chemical and nuclear engineer. Levenson was born in St. Paul, Minnesota in 1923 to Harry and Fanny Levenson.
Robert E. Smithson served as a master sergeant in the the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Strange Cargo.
Selton worked at the 200 West Area at Hanford during the Manhattan Project.