National Museum of Nuclear Science & History
L. R. Zumwalt worked for the United States Engineer District Office.
A. L. Johnson worked for the J.A. Johnson Construction Company.
Attended Iowa State University.
Joseph Gilbert “Joe” Hamilton (1907-1957) was a physician who directed biomedical research at the Berkeley site of the Manhattan Project.
J. B. Allen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
