National Museum of Nuclear Science & History
William T. Kelley was drafted in 1942 into the Army and was assigned to the Corps of Engineers’ Manhattan District as part of the counterintelligence element of the project.
Howard Rosenthal served in the First Ordnance Squadron.
Stanley Stewart was the Contracting Officer at Los Alamos during the Manhattan Project. After the bombings of Hiroshima and Nagasaki, Stewart wrote, “The security restrictions on our part of the work [at Los Alamos] have been more rigid than than on any other portion of the entire Manhattan Project.
