Robert D. Robertson

Frank Osvath

Frank Osvath was a staff worker at Los Alamos during the Manhattan Project.

James E. Barton

James Barton worked as a carpenter for the DuPont Company at the Hanford, Washington site. He never knew he was working on the atomic bomb until after it was dropped in Japan.

S. V. Chong

Norris W. Embrey

Norris W. Embrey was a laboratory assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.