National Museum of Nuclear Science & History
Lillian Sexton was a switchboard operator at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Werner H. Haak was a laboratory assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Eleanor (Hauk) Pomerance was a technician and draftswoman (technical artist) at the University of California, Berkeley and Clinton Laboratories in Oak Ridge, TN.