National Museum of Nuclear Science & History
H. B. Malter worked for the Edenfield Electric Company.
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.
Olney Dean worked for the Kellex Corporation at the K-25 Plant.