National Museum of Nuclear Science & History
Adele Koskosky was a laboratory technician in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Robert Sturgess was a staff worker at Los Alamos during the Manhattan Project.
Kenneth Pursell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Treadwell worked at the 100-B and 100-D Areas at Hanford during the Manhattan Project.