National Museum of Nuclear Science & History
Clement worked at Los Alamos during the Manhattan Project.
Moroz worked in the 200 West Area at Hanford during the Manhattan Project.
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.
Cathcart worked in the United States Engineer District Office.