National Museum of Nuclear Science & History
Ernest Capell worked for the Poe Piping & Heating Company.
Virgil Harris worked on the Manhattan Project at Los Alamos. After the war, he worked for Sandia National Laboratories.
Baker worked in the 300 Area at Hanford 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.