National Museum of Nuclear Science & History
Charles O. Saunders served in the 509th Headquarters.
Alfred Pfanstiehl was a junior physicist at the Chicago Met Lab during the Manhattan Project. Pfanstiehl was a signatory of the Szilard Petition, an attempt to avert military use of the atomic bomb against Japan.
Matheny worked in the 100 F Area at Hanford during the Manhattan Project.