National Museum of Nuclear Science & History
R. Q. Williams worked for the Roane-Anderson Company.
Dr. Beyer worked at the 100-D Area at Hanford during the Manhattan Project.
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.
R. S. Berry worked for the J.A. Jones Construction Company.
John Ramsey worked for the Tennessee Eastman Corporation at the Y-12 Plant.