National Museum of Nuclear Science & History
Dahleen worked in the United States Engineer District Office.
Leston Stark was a staff worker at Los Alamos during the Manhattan Project.
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.
William “Willie” H. Zachariasen was a physicist and consultant at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Roy Wolfe worked for the Edenfield Electric Company.
