National Museum of Nuclear Science & History
R. J. McLeod worked for the United States Engineer District Office.
Robert Thompson was a staff worker at Los Alamos during the Manhattan Project.
Before WWII, Miles Leverett was a young Ph.D chemical engineer working for Humble Oil & Refining Co.
Marjorie B. Housewright was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.