National Museum of Nuclear Science & History
Whitehurst worked for Stone and Webster Engineering Corporation.
Walter A. Spradlin served as a staff sergeant in the 393rd Bombardment Squadron. He was the tail gunner regularly assigned to the B-29 Strange Cargo.
Johnson worked at the 100-F Area at Hanford during the Manhattan Project.
Larue Tinsley served in the Army at Los Alamos during the Manhattan Project.