National Museum of Nuclear Science & History
Grafton worked in the United States Engineer District Office.
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.
Porter A. Richardson served in the Radar Section of the 393rd Bombardment Squadron.
Tommie Richardson was a staff worker at Los Alamos during the Manhattan Project.
