National Museum of Nuclear Science & History
H. R. Kroegar worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Raymond Lowrey worked at the Hanford, Washington site for the Manhattan Project from 1943 to 1948. Lowrey began his career in the Oklahoma Ordnance Works before moving to Hanford and settling in Richland, Washington after the war.
Louis Fasulo worked at Los Alamos for nine years, beginning in 1943. In 1952, he began a 31 year long career with the Rocky Flats nuclear weapons plant.