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National Museum of Nuclear Science & History

Gladys Evans worked as a Calutron girl at the Y-12 Plant at Oak Ridge, TN. She experienced the living conditions at Oak Ridge, including the weather, heightened security, and social life.

Gladys Evans’s Timeline
1944 Jan First arrived at Oak Ridge.

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Darwin H. Harris

X-10 Graphite Reactor

Attended the Georgia Institute of Technology.

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Washington, DC

Harry S. Truman (1884-1972) was the 33rd President of the United States of America. Truman first learned of the Manhattan Project after the death of President Roosevelt in April of 1945, when he relinquished his role as Vice President and took the oath of office as the next president of the United States.

H. L. Armstrong

Y-12 Plant

H. L. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Bryan Boyd

Oak Ridge, TN

Bryan Boyd worked for the J.A. Jones Construction Company.