National Museum of Nuclear Science & History
Sidney Williams was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Attended Columbia University.
Livingston worked in the 100 F Area at Hanford during the Manhattan Project.
Chalgren worked at the 200 West Area at Hanford during the Manhattan Project.
Stafford Leak “Staff” Warren was a Colonel in the Army Medical Corps and the Chief Medical Officer of the Manhattan Engineer District (MED).