National Museum of Nuclear Science & History
Hammond worked at the 300 Area at Hanford during the Manhattan Project.
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.
Martin Skinner was born and raised in Michigan, just outside of Detroit. He was trained in Chemical Engineering at Michigan State University before joining the army.