National Museum of Nuclear Science & History
Robert Helton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Elizabeth Howlett was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
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.
V. J. McDonald worked for the Comstock-Bryant Electric Company.