National Museum of Nuclear Science & History
L. Krug worked in the Instrument Section at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Margaret Newton worked for the Fercleve Corporation.
M. Pescho served in the 390th Air Service Group.
George Maronde was a security guard at the University of Chicago Metallurgical Lab. He stood guard outside Stagg Field when Chicago Pile-1 went critical on December 2, 1942.