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

Daniel B. Agan

Los Alamos, NM

John E. Cantlon

Nagasaki Mission

John E. Cantlon served as a 2nd lieutenant in the 393rd Bombardment Squadron. He participated in the mission to Nagasaki as the co-pilot of the Big Stink, though he was regularly assigned to the Necessary Evil.

Hilda R. Holzman

Oak Ridge, TN

Hilda Holzman worked for the United States Engineer District Office.

Bob Nafe

Hanford, WA