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National Museum of Nuclear Science & History

Related Profiles

William P. Sensibaugh

Tinian Island

William P. Sensibaugh served in the 1027th Air Material Squadron.

Earl D. Casey

Tinian Island

Earl D. Casey served in the 603rd Air Engineering Squadron. 

R.R. Nelson

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John A. Simpson Jr.

Chicago, IL

John A. Simpson Jr. (1916-2000) was a distinguished American nuclear physicist and astrophysicist. Simpson was born on November 3, 1916 in Portland, Oregon.