National Museum of Nuclear Science & History
H. E. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.
William J. Nicholson was born on March 2, 1924 in Chicago, Illinois. Growing up, he was interested in engineering, aviation, and aeronautics.
Margaret (“Chickie”) Broderick was a chemist at MIT during the Manhattan Project. Broderick was born Margaret McHugh in Boston, Massachusetts in 1921.