Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

C. L. Johnson

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

Johnson worked at the 100-F Area at Hanford during the Manhattan Project. 

Related Profiles

Donald A. Franke

Oak Ridge, TN

Franke worked in the United States Engineer District Office.

Leon A. Gilbreath

Los Alamos, NM

Melvin S. Friedman

Chicago, IL

Melvin S. Friedman was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

C. J. Harrington

B Reactor/100 Area

Harrington worked at the 100-F Area at Hanford during the Manhattan Project.