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National Museum of Nuclear Science & History

Clarence H. Mathews

JanitorChicago, IL

Manhattan Project VeteranProject Worker/Staff

Clarence H. Mathews was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

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William Penney

Los Alamos, NM

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Adolph T. Rose

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Adolph Rose worked for the United States Engineer District Office.

Leslie R. Groves

Washington, DC

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J.G. Shields

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Shields worked at the 100-F Area at Hanford during the Manhattan Project.