National Museum of Nuclear Science & History
Roy Bonsib was a research associte at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Louella Simmons was a procurement and property worker at the Metallurgical Laboratory in Chicago during the Manhattan Project.
John H. Witherell served in the 320th Troop Carrier Squadron.
Millard Line worked for the A. S. Schulman Electric Company.
Hugo Leckelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.