National Museum of Nuclear Science & History
T. O. Dean worked at the 200 East Area at Hanford during the Manhattan Project.
Matthei worked for Stone and Webster Engineering Corporation.
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.
Paul Sperling was a staff worker at Los Alamos during the Manhattan Project.
