National Museum of Nuclear Science & History
Carl Kaddatz served in the 1st Ordnance Squadron.
Curtis worked at the 300 Area at Hanford during the Manhattan Project.
William Bond worked for the Kellex Corporation at the K-25 Plant.
Clarke C. Mathison served in the 320th Troop Carrier Squadron.
Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.