National Museum of Nuclear Science & History
C. A. Lindenmeyer worked for the Midwest Piping and Supply Company.
Theodore Petry (1924-2018) was a laboratory helper at the Chicago Met Lab. He was recruited while still in high school.
George Jackson worked for the Ralph Rogers Company.
John W. Burr was a research assistant in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago during the Manhattan Project.