National Museum of Nuclear Science & History
Hendrickson worked in the United States Engineer District Office.
J. H. Neumann worked for the J.A. Jones Construction Company.
Hayes worked at the 300 Area at Hanford during the Manhattan Project.
William S. Biggers worked as a chemical engineer during the Manhattan Project. Biggers worked at the the Houdaille-Hershey Plant in Decatur, Illinois from April 1944 to December 1946.
