National Museum of Nuclear Science & History
Richard Watts was a research assistant at the Chicago Met Lab and at Los Alamos during the Manhattan Project.
Johnie Zaring was a staff worker at Los Alamos 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.