National Museum of Nuclear Science & History
Howard R. Kratz (1916-2013) was a nuclear physicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Dubin worked in the United States Engineer District Office.
John Roberts was a staff worker at Los Alamos during the Manhattan Project.
Albert Bartlett was born in Shanghai. He went on to attend Colgate University. After graduation, Bartlett was selected for the Manhattan Project because of his background in physics.