Leon Cole

James W. Davis

James W. Davis served as a master sergeant in the 393rd Bombardment Squadron. He was the flight engineer on the B-29 Jabit III on the Hiroshima mission.

Walter M. Longfelt

Walter M. Longfelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Swan B. Swanson

Swan Swanson was a staff worker at Los Alamos during the Manhattan Project.

Frank H. Poulson