National Museum of Nuclear Science & History
Carroll Villincs was a guard at the Chicago Met Lab during the Manhattan Project.
Dellis Caho was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Carl Perrin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Riser worked at the 200 West Area at Hanford during the Manhattan Project.