National Museum of Nuclear Science & History
Creadick worked at the 200 East Area at Hanford during the Manhattan Project.
Marilyn Hanna was trained as a clerk typist, and worked for the Manhattan Project in Oak Ridge and later for the Security and Patent divisions in Washington, DC.
E. Prendergast worked for the United States Engineer District Office.
P. R. Engles worked at the 300 Area at Hanford during the Manhattan Project.