National Museum of Nuclear Science & History
Vaughn worked at the 200 West Area at Hanford during the Manhattan Project.
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.
Bennie Tapia was a staff worker at Los Alamos during the Manhattan Project.
W. Stephens worked for the Roane-Anderson Company.