National Museum of Nuclear Science & History
W. M. Hopkins worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Lt. Col. Thomas John Classen served as a lieutenant colonel in the 393rd Bombardment Squadron. By 1943, Tom was the captain of the 72nd Squadron.
Robley "Rob" Johnson arrived at Hanford on May 2, 1943, at the age of 35. He was one of the first repersentatives of the DuPont Company on the scene.