National Museum of Nuclear Science & History
H. W. Caldwell worked for the Edenfield Electric Company.
H. G. Williams worked for Clinton Laboratories at the X-10 Reactor.
McCraw worked in the 200 West Area at Hanford during the Manhattan Project.
Baldwin worked for Stone and Webster Engineering Corporation.
James M. Stewart was a civil scientist who worked at Los Alamos during the Manhattan Project. He was married to Bernice Weddell, a nurse.