Harold F. Seaman

Ernest J. Mekanas

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.

R. M. Avedovech

Earl K. Hyde

Earl K. Hyde was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

O. J. Ellison

O. J. Ellison served in the 390th Air Service Group.