National Museum of Nuclear Science & History
J. Ernest Wilkins Jr. (1923-2011) was a prominent African American mathematician and physicist who worked at the University of Chicago Met Lab during the Manhattan Project.
Leon D. Smith joined the Manhattan Project in 1944 and was assigned to the 509th Composite Group at Wendover Airfield in Utah.
Helen Atchley worked at the Y-12 Plant during the Manhattan Project. She and her best friend, Dorothy Stinnett, are both pictured in Ed Westcott’s famous photograph of people going to work in the Y-12 Plant.
