National Museum of Nuclear Science & History
A. H. Barrett worked for the Kellex Corporation at the K-25 Plant.
Robert Coveyou was a mathematician and health physicist that worked at both the Met Lab in Chicago and at the X-10 graphite reactor in Oak Ridge, Tennessee.
Harry Daghlian (1921-1945) was an American physicist. He died in 1945 from radiation poisoning after a criticality accident at Los Alamos.
Toomey worked for Stone and Webster Engineering Corporation.
Hildebrand worked for Stone and Webster Engineering Corporation.