Lloyd N. Williams

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.

David Greenglass

David Greenglass (1922-2014) was a machinist and member of the Special Engineer Detachment who engaged in espionage activities for the Soviet Union at Los Alamos during the Manhattan Project.

Jas M. Strong

Jas Strong worked for the Roane-Anderson Company.

Joseph C. Baltzer