National Museum of Nuclear Science & History
James S. Cole is an American engineer. He served as an airplane engineer during World War II, and began working at the K-25 plant at Oak Ridge, TN in 1945, shortly after the end of the war.
Gifford worked at the 200 West Area at Hanford during the Manhattan Project.
Harold Symons worked for the Tennessee Eastman Corporation at the Y-12 Plant.