National Museum of Nuclear Science & History
Tommie Richardson was a staff worker at Los Alamos during the Manhattan Project.
Bill Hartnett worked in plutonium metallurgy for the Manhattan Project at the Hanford Engineer Works from January 1943 to December 1946.
Jules Guéron was a French chemist and atomic scientist, who helped develop atomic energy in France. Guéron was born in Tunis on June 2, 1907.
R. L. Lauderdale worked for the Tennessee Eastman Corporation at the Y-12 Plant.