National Museum of Nuclear Science & History
Bruno Yurgaites was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Jacob Y. Bontekoe served as 2nd lieutenant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
