National Museum of Nuclear Science & History
Leo Wojtanowski worked in a shop at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Irvine McKey served in the 603rd Air Engineering Squadron.
Ernest Bray worked for the Roane-Anderson Company.
Evelyne Litz worked in health physics and as a librarian during the Manhattan Project at Los Alamos and the Chicago Met Lab.