National Museum of Nuclear Science & History
W. F. Johnson worked for the J.A. Jones Construction Company.
Gerald F. Smith served in the Special Engineer Detachment at Los Alamos, NM during the Manhattan Project.
Colonel Franklin Matthias (1908 – 1993) was the officer-in-charge at the Hanford site. Matthias, a civil engineer, had been a close associate of General Groves since the beginning of the Manhattan Project, and was asked to review sites in the West.