National Museum of Nuclear Science & History
Henry J. Wollweber was a guard at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
T. J. Retenbach worked for the United States Engineer District Office.
Palevsky worked on the Manhattan Project at the University of Chicago and Los Alamos. She was part of the team that designed the lenses used to photograph the Trinity test.
John P. McBride was a research assistant in the Chemistry Division at the Chicago Met Lab. He was later assigned to Oak Ridge, where he worked on plutonium purification and on isolating uranium-233 isotopes from thorium.