National Museum of Nuclear Science & History
W. A. Chalkley worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Reeder served as a sergeant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
