National Museum of Nuclear Science & History
Seymour S. Katz served in the 603rd Air Engineering Squadron.
Helene Stark was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
John Mench was assigned to the Special Engineer Detachment at Los Alamos where he worked as a pattern maker, creating wooden casts for metal work at the site’s foundry.
Attended the Massachussetts Institute of Technology.
