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

Clay F. Cross

Oak Ridge, TN

Clay Cross worked for the Roane-Anderson Company.

Mildred Johnston

Oak Ridge, TN

Mildred Johnston worked for the J.A. Jones Construction Company.

Mildred Wagoner

Oak Ridge, TN

Mildred Wagoner worked for the Roane-Anderson Company.

Theodore M. Slife

Hiroshima Mission

Theodore M. Slife served as a staff sergeant in the 393rd Bombardment Squadron. He was the radio operator of the B-29 Full House, which served as a weather reconnaissance plane on the Hiroshima bombing mission, and the backup strike plane on Iwo Jima on the Nagasaki mission.