National Museum of Nuclear Science & History
G. E. Johnson worked for the United States Engineer District Office.
Roger Rasmussen was an electrical engineer and member of the Special Engineer Detachment at Los Alamos.
Edgar Sengier (1879 – 1963) was the director of Union Miniere du Haut Katanga. After being warned by British scientists regarding the potential danger were the uranium ore to fall into the wrong hands, Sengier decided to transport half the uranium stockpile from the Congo to the United States in 1940.
Miguel Romo was a staff worker at Los Alamos during the Manhattan Project.
