National Museum of Nuclear Science & History
L. H. Roberts worked for the H. K. Ferguson Company.
Zweifel worked at the 200 East Area at Hanford during the Manhattan Project.
Casmer Lesnioski worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Joseph Pellet was a staff worker at Los Alamos during the Manhattan Project.
John R. Dunning (1907-1975) was an American physicist. Dunning gained the reputation in his small community of Shelby, Nebraska as the town’s smartest kid.