National Museum of Nuclear Science & History
Sherman Winters was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Egon Bretscher (1901-1973) was a chemist and nuclear physicist and was involved in the British atomic bomb effort.
Bergan worked in the United States Engineer District Office.
Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.