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National Museum of Nuclear Science & History

George Svilha

Project StaffChicago, IL

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

B. Roswell Russell worked in the Health Group at the Metallurgical Laboratory in Chicago during the Manhattan Project. He was one of seventy signers of the Szilard Petition.

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Jas E. Nighbert

X-10 Graphite Reactor

Jas Nighbert worked for Clinton Laboratories at the X-10 Reactor.

Cecil C. Gililland

Tinian Island

Cecil C. Gililland served in the 1st Ordnance Squadron. 

Ralph P. Levy

K-25 Plant

Attended Tulane University.

William Penney

Los Alamos, NM

William Penney (1909-1991) was a British mathematician and physicist. William Penney’s first assignment of the war was a research position with the Royal Navy, studying collisions, explosions and shockwaves and searching for ways to use hydrodynamics to assist the navy.