National Museum of Nuclear Science & History
T. J. Retenbach worked for the United States Engineer District Office.
Roy V. Henderson was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
William J. Van Buskirk was a machinist who worked at Los Alamos for over three decades. Van Buskirk started working at Los Alamos in 1943, a year after he graduated from high school.