Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Raphael Semmes

Project StaffX-10 Graphite Reactor

Oak Ridge, TN
Manhattan Project VeteranProject Worker/Staff
The X-10 Graphite Reactor at Oak Ridge

Raphael Semmes worked for Clinton Laboratories at the X-10 Reactor.

Related Profiles

John C. Healey

Washington, DC

John “Jack” Carleton Healey, a colonel in the U.S. Air Force, participated in the Manhattan Project as part of General Groves’ staff in Washington, DC.

John M. Mutton

Los Alamos, NM

C.P. Jones

Hanford, WA

Larry L. Torn

K-25 Plant

Attended Pennsylvania State University.