National Museum of Nuclear Science & History
B. N. Stiller worked for the United States Engineer District Office.
Anthony Cosimano served in the 393rd Bombardment Squadron.
Raymond Dujack was a young lab technician at the Special Alloyed Materials (SAM) Laboratories at Columbia University.
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.