National Museum of Nuclear Science & History
B. R. Burks worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
McCraw worked in the 200 West Area at Hanford during the Manhattan Project.
F. D. Ramos worked for the Kellex Corporation at the K-25 Plant.