National Museum of Nuclear Science & History
Theodore Petry (1924-2018) was a laboratory helper at the Chicago Met Lab. He was recruited while still in high school.
G. Tolson worked for the Roane-Anderson Company.
Theodore Boinski (1920-2008) was a laboratory assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Gordon Simmons worked for the J.A. Jones Construction Company.