National Museum of Nuclear Science & History
Louis Berkoff served in the 603rd Air Engineering Squadron.
William O. Collins served in the 509th Headquarters and Base Services Squadron.
Walter Groeger worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Max Gittler was working on his degree in mechanical engineering at NYU when he was drafted into the Army during World War II.
Norman F. Modine was a research assistant at the University of Chicago Met Lab. He was a signer of the Szilard petition.