National Museum of Nuclear Science & History
Jesus Royball was a staff worker at Los Alamos during the Manhattan Project.
L. M. Richards was President of the Atlantic Richfield Hanford Company, which took over chemical processing operations at Hanford in 1967.
Christianson worked at the 100-F Area at Hanford during the Manhattan Project.
John M. Purdum served in the 603rd Air Engineering Squadron.
