National Museum of Nuclear Science & History
Don Ross worked for the Union Carbide & Carbon Corporation.
Helen Williams was a stenographer and clerk at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Frank Markli worked for the Tennessee Eastman Corporation at the Y-12 Plant.
William P. Jesse was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
