National Museum of Nuclear Science & History
E. C. Bellamy worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Watson worked at the 300 Area at Hanford during the Manhattan Project.
Langdon Albright Jr. (1911-1999) was a staff member at Los Alamos during the Manhattan Project.
William R. Purnell (1886-1955) was a Rear Admiral in the US Navy and served as the Navy liaison on the Military Policy Committee for the Manhattan Project.