National Museum of Nuclear Science & History
Walter E. Jordan worked on the Manhattan Project as an employee of DuPont on the physics staff. He worked at the University of Chicago and Hanford, WA.
Larue Tinsley served in the Army at Los Alamos 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.