National Museum of Nuclear Science & History
Walker worked at the 100-F Area at Hanford during the Manhattan Project.
Niels Thude was a staff worker at Los Alamos during the Manhattan Project.
William Nierenberg was an accomplished theoretical physicist and oceanographer, who is known for his work in magnetic resonance and low-energy nuclear physics.
D. S. Earl worked for the Tennessee Eastman Corporation at the Y-12 Plant.