National Museum of Nuclear Science & History
Bergen McCormick worked for the J.A. Jones Construction Company.
Ralph A. Furman served in the 603rd Air Engineering Squadron.
William “Willie” H. Zachariasen was a physicist and consultant at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Gilbert Plass was a Canadian physicist. Plass was born in 1922 in Toronto. He received a B.S. in physics from Harvard University before being hired to work on the Manhattan Project at the Chicago Met Lab, where he worked as an associate physicist.