National Museum of Nuclear Science & History
N. W. Lowery worked for the Roane-Anderson Company.
Clementson worked at the 100-B Area at Hanford during the Manhattan Project.
E. D. Briley worked for the Midwest Piping and Supply 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.