National Museum of Nuclear Science & History
J. W. Jorden worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. T. Dempster worked for the Roane-Anderson Company.
John Douglas Cockcroft was a British physicist and recipient of the 1951 Nobel Prize in Physics. He was a member of the Tizard Mission to the United States in the autumn of 1940.
Chapman worked at the 200 West Area at Hanford during the Manhattan Project.