William A. Hinton

Herbert M. Parker

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.

Charles Robb

Jose E. Valdez

Jose E. Valdez was a staff worker at Los Alamos during the Manhattan Project.

Thomas L. Breadhead

Breadhead worked at Los Alamos during the Manhattan Project.