National Museum of Nuclear Science & History
Velva Irwin worked as a Calutron girl at the Y-12 Plant at Oak Ridge, TN. She was only 16 when she began working on the Manhattan Project.
R. Christie worked in the United States Engineer District Office.
William J. Nicholson was born on March 2, 1924 in Chicago, Illinois. Growing up, he was interested in engineering, aviation, and aeronautics.
