National Museum of Nuclear Science & History
Stoner worked for Stone and Webster Engineering Corporation.
E. E. Saunders worked for the Roane-Anderson Company.
Otto Frisch (1904-1979) was an Austrian-born physicist. Frisch joined the Manhattan Project in 1943, but his most important contribution to the project came in 1940 in England.
Fred Bruntz worked for the Tennessee Eastman Corporation at the Y-12 Plant.