National Museum of Nuclear Science & History
Arthur Sievert worked for Hanley & Company.
Dennis Dwyer was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Charlotte Serber (1911-1967) was the Los Alamos site librarian and only female group leader of the Manhattan Project.
J. B. Ogier worked for the Tennessee Eastman Corporation at the Y-12 Plant.
