National Museum of Nuclear Science & History
W. A. Cone worked for the J.A. Jones Construction Company.
Roy V. Henderson was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
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.
Lt. Col. James Iredell Hopkins, Jr. served in the 509th Headquarters and Base Services Squadron.
