Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Leonard Simpson

Private First ClassTinian Island

Wendover, UT
509th Composite GroupManhattan Project VeteranMilitary Veteran
North Airfield at Tinian Island.

Leonard Simpson served in the 1395th Military Police Aviation.

Related Profiles

Eleanor A. Gaffney

Oak Ridge, TN

Gaffney worked in the United States Engineer District Office.

Richard E. Black

Los Alamos, NM

W. D. Byrd

Hanford, WA

Chien-Shiung Wu

Columbia University

Chien-Shiung Wu (1912-1997) was a Chinese American physicist. During the Manhattan Project, she worked at Columbia University, helping develop the process for separating uranium metal into U-235 and U-238 isotopes by gaseous diffusion.