National Museum of Nuclear Science & History
Michael Rimek was a laborer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Joseph H. Heartberg was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Bradley Marmon is a Manhattan Project veteran. Marmon was born in New York on November 15, 1925.
Jake Lewis worked for the U.S. Vanadium Company.