National Museum of Nuclear Science & History
J. H. Sievers worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ralph B. Larsen was a machinist at Los Alamos during the Manhattan Project. His wife, Ruth Anderson, also worked at Los Alamos.
William Bradshaw was a Mechanical Engineer working for the civilian contractor Tennessee Eastman at the Y-12 Plant in Oak Ridge, Tennessee.