National Museum of Nuclear Science & History
Ben Terrell worked for the J.A. Jones Construction Company.
Grace R. Harvey was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Eugene E. Nieme served in the 320th Troop Carrier Squadron.
Charles Maier was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
