National Museum of Nuclear Science & History
E. P. Jackson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
They called him "Honey Joe" because of his bee business, which he went into after he left Hanford.