National Museum of Nuclear Science & History
J. R. Thompson worked for the J.A. Jones Construction 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.
Shad Marshall worked at Los Alamos on the Manhattan Project. He was married to Natalie Marshall, who also worked on the project.
Hildebrand worked for Stone and Webster Engineering Corporation.
Fulcher worked for Stone and Webster Engineering Corporation.