National Museum of Nuclear Science & History
Samual Watson was a machinist from Kirksy, Kentucky employed at Oak Ridge, Tennessee during the Manhattan Project.
Walton A. Rodger was an American chemical and metallurgical engineer. Rodger received a Ph.D. in chemical engineering from the University of Illinois.
Earl Thomas was an American physicist. After receiving his Ph.D. from CalTech in 1943, he moved to New Mexico to work with the Navy on rocket design and production for the Manhattan Project.