National Museum of Nuclear Science & History
Barrett worked for Stone and Webster Engineering Corporation.
Stephen Kasunic was a mechanical engineer. He worked on the Manhattan Project at Los Alamos, as a design engineer in the Weapons Experimental Experimental Physics (W-1) group on the steering committee for the gun-type bomb assembly.
Robert Cross worked for the Roane-Anderson Company.
Hall worked in the United States Engineer District Office.
S. H. Barrett worked for the Tennessee Eastman Corporation at the Y-12 Plant.