National Museum of Nuclear Science & History
Herbert York (1921-2009) was a part-Mohawk American physicist. After graduating with a master’s in physics from the University of Rochester in 1942, York went directly to work at the Berkeley Radiation Laboratory connected with the Manhattan Project.
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.