National Museum of Nuclear Science & History
John Reece worked for the Tennessee Eastman Corporation at the Y-12 Plant.
J. N. Trimble worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Jas Stewart worked for 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.
