National Museum of Nuclear Science & History
P. D. Simpson worked for the Poe Piping & Heating Company.
John E. Christensen served in the 1027th Air Material Squadron.
Gerald Landsman worked in the Instrument Section at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Twichell worked at 200 West Area at Hanford during the Manhattan Project.
Paul Adams worked for the J.A. Jones Construction Company.
