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National Museum of Nuclear Science & History

Stewart Fox

Laboratory HelperChicago, IL

Trinity Site
Manhattan Project VeteranProject Worker/Staff
Atomic Scientists at CP-1 10th Anniversary Reunion. Stewart Fox (3rd Row, second from left). Photo Courtesy of University of Chicago Photographic Archive, [apf3-00233], Special Collections Research Center, University of Chicago Library.

Stewart Fox was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project. He was part of the Special Engineer Detachment (SED) at the Met Lab.

Fox worked in the Chicago Pile 1 (CP-1) group. On December 2, 1942, he was on one of the forty-nine scientists, who witnessed the Chicago Pile 1 at Stagg Field become the world’s first nuclear reactor to critical.

For more information about Stewart Fox and the Chicago Pile 1 Pioneers, please see the following reference:

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