National Museum of Nuclear Science & History
Dorothy Wallace was a radiological physicist at the Chicago Met Lab during the Manhattan Project.
Charles Mather worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Eric Jette (1897-1963) was an American metallurgist. He was a professor of metallurgy at Columbia University School of Mines before being recruited for the Manhattan Project.
N. J. Johnson worked for Hanley & Company.