W. J. Cooper

Private 1st ClassTinian Island

Wendover, UT

509th Composite GroupManhattan Project VeteranMilitary Veteran

W. J. Cooper served in the 509th Headquarters and Base Services Squadron.

Related Profiles

G. Robert Gunther-Mohr

Washington, DC

G. Robert Gunther-Mohr joined the Manhattan Project in 1944. Mohr worked on the top secret polonium trigger being developed for the plutonium bomb at the Monsanto Chemical Company in Dayton, Ohio.

Geneva Hall

Oak Ridge, TN

Jane Sievers

Hanford, WA

Jane Sievers worked on the Manhattan Project at Hanford. She met her husband, chemist Truman P. Kohman, while living in Richland.

Gordon Berg

Hanford, WA