Anthony J. Fish

Joseph Caldwell

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

Otto Frisch

Otto Frisch (1904-1979) was an Austrian-born physicist.  Frisch joined the Manhattan Project in 1943, but his most important contribution to the project came in 1940 in England.

Kenneth A. Barnes

C. H. Smith

C. H. Smith worked for the J.A. Jones Construction Company.