National Museum of Nuclear Science & History
Karl Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Marvin Wilkening, a physicist, traveled the Grand Circuit of the Manhattan Project, pursuing his specialty of measuring neutron intensity.
John D. Watson was an American civil engineer. In 1942, he joined the J.A. Jones Construction Company.
J. Midkiff worked for the Edenfield Electric Company.