National Museum of Nuclear Science & History
George G. Byler, Jr. served in the 1st Ordnance Squadron.
Thomas S. Grennan served as a 2nd lieutenant in the 393rd Bombardment Squadron.
Barnes worked in the United States Engineer District Office.
James B. Snodgrass was a member of the Mounted Military Police working on site security at Los Alamos and the Trinity test site.
Martin M. Whitaker was a research associate at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.