National Museum of Nuclear Science & History
A. P. Dunlap worked for the Union Carbide & Carbon Corporation.
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.
A. M. Brown worked for the Watson-Flagg Engineering Company.
Kelley worked in the 100 F Area at Hanford during the Manhattan Project.