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National Museum of Nuclear Science & History

D. Chelnik served in the 390th Air Service Group. 

Related Profiles

A. C. Beltzner

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Beltzner worked at the 100-D Area at Hanford during the Manhattan Project. 

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Emerald Lyons Jr. was an electrical engineer at Oak Ridge, Tennessee from 1944 to 1945. 

Betty Carlson

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Betty L. Carlson was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.