National Museum of Nuclear Science & History
Walter Johnson worked for the United States Engineer District Office.
George T. Felbeck was a Manhattan Project veteran and engineer, who held the position of Manager of Operations at Oak Ridge for Union Carbide.
Charles Allen Thomas (1900-1982) was an American chemist and industrial leader. Thomas was recruited to join the Manhattan Project in 1942 by General Groves, who offered him a postion as a deputy to Robert Oppenheimer, the director of the Los Alamos Laboratory in New Mexico.
Colonel Elmer Ellsworth Kirkpatrick, Jr. was a United States Army Corps of Engineers Officer and a Manhattan Engineering District Deputy Engineer.