National Museum of Nuclear Science & History
Annen worked for Stone and Webster Engineering Corporation.
Alan Wible was a staff worker at Los Alamos during the Manhattan Project.
W. B. Humes worked for the Edenfield Electric Company.
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.