National Museum of Nuclear Science & History
Roger Rasmussen was an electrical engineer and member of the Special Engineer Detachment at Los Alamos.
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.
