National Museum of Nuclear Science & History
J. B. Kaiser worked for the Midwest Piping and Supply Company.
Louis Bernard Werner was an American chemist. Werner received a B.S. from the University of Idaho, and was working on his doctorate at the Univeristy of Chicago at Berkeley when he was recruited to work on the Manhattan Project at the Chicago Met Lab.
George Meacham worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Charles W. Hagen was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.