National Museum of Nuclear Science & History
Gordon Waters was a staff worker at Los Alamos during the Manhattan Project.
Ernest Mekanas was a member of the Provisional Engineering Detachment at Los Alamos. Mekanas was in Los Alamos from 1943 to 1945, working primarily at the post office.
Argue worked for the Stone and Webster Engineering Corporation.
Shelby Hill worked for the United States Engineer District Office.