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National Museum of Nuclear Science & History

John H. Smith

GuardChicago, IL

Manhattan Project VeteranProject Worker/Staff
Sketch of Chicago Pile-1 by Melvin A. Miller

John Smith was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.

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Los Alamos, NM

Kenneth Walsh was an American chemist. Walsh studied as an undergrad at Yankton College in South Dakota.

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Herbert M. Parker

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Herbert M. Parker (1910-1984) was a British-American medical physicist. He worked at Chicago, Oak Ridge, and Hanford during the Manhattan Project, and is perhaps best known for inventing the rep (a precursor of the rad) and helping develop the rem to measure radiation dosage.

Neil Rogers

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Neil Rogers