National Museum of Nuclear Science & History
Seckendorff worked for Stone and Webster Engineering Corporation.
Fay Kennedy worked for the United States Engineer District Office.
Hartley Rowe was an American industrial engineer. Rowe worked on the Panama Canal; for Lockwood Greene, an engineering firm; and for the United Fruit Company, where he rose to become vice president.
Gunhild Swanson was a staff worker at Los Alamos during the Manhattan Project.