National Museum of Nuclear Science & History
P. D. Simpson worked for the Poe Piping & Heating Company.
Burr H. Ritter was a chemical engineer at the Hooker Chemical Company in Niagara Falls, New York during the Manhattan Project.
Lawrence J. Miller served in the 393rd Bombardment Squadron.
Geer worked at the 100-D Area at Hanford during the Manhattan Project.
