National Museum of Nuclear Science & History
E. F. Orlemann worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Oscar L. Thetford served in the 1027th Air Material Squadron.
Jacob Epting worked as a carpenter in Oak Ridge, TN from November 1942 to October 1943. While Epting assumed he was building a hospital, he was never formally told about the project he was working on.
Hannibal Fraga was an engineer. He joined the Manhattan Project in the fall of 1944. He worked in the inspection department at Los Alamos.