Robert B. Jacks

Asa Swain

Asa Swain worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.

James H. Alexander

James H. Alexander was a staff member at Los Alamos during the Manhattan Project.

Felix O. Jackson

Stanley Krzyck

Stanley Krzyck was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.