National Museum of Nuclear Science & History
Caldwell worked in the United States Engineer District Office.
Isabella Karle (1921-2017) was a pioneer in the scientific field of crystallography. Her work on molecular structures had a sweeping influence across many scientific fields by allowing, for example, scientists to study nerve transmissions and aiding chemists in synthesizing pest repellents.
Charles D. Harrington was the President of Douglas United Nuclear, which helped manage some of reactor operations at Hanford beginning in 1965.