National Museum of Nuclear Science & History
W. J. Strickland worked for the Poe Piping & Heating 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.
Everett Ellis worked for the H. K. Ferguson Company.