National Museum of Nuclear Science & History
LeRoy Thornton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Charles Robinson was a site engineer at Los Alamos during the Manhattan Project.
M. A. Campbell worked for the Roane-Anderson Company.
Howard Rosenthal served in the First Ordnance Squadron.
Melvin A. Miller was a draftsman at the University of Chicago Met Lab. In 1946, he sketched two famous drawings of Chicago Pile-1 based on the descriptions of scientists who were present when it went critical.