National Museum of Nuclear Science & History
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.
J. G. Dinsmore worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Eloy Roybal was a staff worker at Los Alamos during the Manhattan Project.