National Museum of Nuclear Science & History
Walter M. Longfelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
A. P. Crews worked for Clinton Laboratories at the X-10 Reactor.
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.
Attended Case Western Reserve University.
