National Museum of Nuclear Science & History
Jano Haley worked on the Manhattan Project at Los Alamos. He was married to Ruth Haley, who also worked at Los Alamos.
Donald Flanders was an American mathematician who worked on the Manhattan Project at Los Alamos. Flanders was a group leader in the Theoretical Division headed by Hans Bethe.
J. H. Sievers worked for the Tennessee Eastman Corporation at the Y-12 Plant.