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National Museum of Nuclear Science & History

D. J. Mullins served in the 390th Air Service Group.

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Ralph E. George

K-25 Plant

Attended Northeastern University.

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France

Lew Kowarski was a Russian-born French physicist. He worked as part of the team that discovered that neutrons were emitted in the fission of uranium-235 in the 1930s, setting the groundwork for the use of nuclear chain reactions in the design of the atomic bomb.

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B Reactor/100 Area

Cowan worked at the 100-B Area at Hanford during the Manhattan Project.