National Museum of Nuclear Science & History
A. J. MacDonald worked for the Union Carbide & Carbon Corporation.
Arthur L. Conkle served in the 393rd Bombardment Squadron.
Turping worked at the 200 East Area at Hanford during the Manhattan Project.
Jas Hopkins worked for the United States Engineer District Office.
Frederick Roach served in the Army at Los Alamos during the Manhattan Project.
