National Museum of Nuclear Science & History
Jordan worked at the 300 Area at Hanford during the Manhattan Project.
W. L. Killibrew worked for the Roane-Anderson Company.
Katherine Gnjec was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Major John A. Derry was a top military assistant, mainly working in Washington D.C., during the Manhattan Project.