National Museum of Nuclear Science & History
S. C. Barnett worked for the Union Carbide & Carbon Corporation.
Harold F. Seaman served in the 603rd Air Engineering Squadron.
Frank N. Noble, Jr. served in the 1st Ordnance Squadron.
Robert R. Hayes served in the 320th Troop Carrier Squadron.
Walter M. Longfelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
