Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

C. O. Clementson

Project StaffB Reactor/100 Area

Hanford, WA
Manhattan Project VeteranProject Worker/Staff
The first large-scale nuclear reactor in history, the B-Reactor, in Hanford, Washington

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

Related Profiles

Robert J. Ward

Y-12 Plant

Robert Ward worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Floyd P. Vannoy

Los Alamos, NM

Russell Jim

Hanford, WA

Russell Jim is a member of the Yakama Nation near the Hanford site. As the head of the Confederated Tribes and Bands of the Yakama Indian Nation’s Environmental Restoration and Waste Management Program, he actively advocates for the cleanup of the site and the protection of the treaty rights of the Yakama Nation.

Robert W. Griggs

K-25 Plant

Attended New York University.