National Museum of Nuclear Science & History
Augusta Holman worked for the United States Engineer District Office.
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.
Lewis worked for Stone and Webster Engineering Corporation.
D. T. Witt worked for the Roane-Anderson Company.