National Museum of Nuclear Science & History
Marle Velde worked for the Kellex Corporation at the K-25 Plant.
Sherwood Johnston worked for the Roane-Anderson Company.
Jules Guéron was a French chemist and atomic scientist, who helped develop atomic energy in France. Guéron was born in Tunis on June 2, 1907.
Matson worked in the 100 B Area at Hanford during the Manhattan Project.
