National Museum of Nuclear Science & History
J. R. O'Neill worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Robert Holmberg was born in Fort Dodge, Iowa, and began working on the Manhattan Project at the Chicago Met Lab and at Ames Laboratory in Iowa.
Shirley Lewallen was a typist for the Manhattan Project recruitment office in Hanford, Washington between 1942 and 1944.
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.
