National Museum of Nuclear Science & History
Gagen worked in the United States Engineer District Office.
Herbert M. Parker (1910-1984) was a British-American medical physicist. He worked at Chicago, Oak Ridge, and Hanford during the Manhattan Project, and is perhaps best known for inventing the rep (a precursor of the rad) and helping develop the rem to measure radiation dosage.
Kingery worked in the 200 West Area at Hanford during the Manhattan Project.
