National Museum of Nuclear Science & History
J. B. Allen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Leo J. Czaja served in the 603rd Air Engineering Squadron.
Richardson worked at the 200 West area during the Manhattan Project.Richardson worked at the 200 West area at Hanford during the Manhattan Project.
Alfred Simon was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
