Jack F. Hansjergen

F.P. Seymour

Seymour worked at the 200 West Area at Hanford during the Manhattan Project.

Edward Littleton

Edward Littleton was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H. E. Berglund

H. J. Ratjen

H. J. Ratjen worked for the Tennessee Eastman Corporation at the Y-12 Plant.