Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

John R. Raper

Project StaffX-10 Graphite Reactor

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

John Raper worked for Clinton Laboratories at the X-10 Reactor.

Related Profiles

Jean M. O’Leary

Washington, DC

Jean Marley O’Leary began working for General Leslie Groves in June 1941, when she was hired as his personal secretary.

John Alexander

Tinian Island

John Alexander served in the 1st Ordnance Squadron.

Margaret Hayes

Research & Development/300 Area

Hayes worked at the 300 Area at Hanford during the Manhattan Project.

W. J. Benton

T-Plant/200 Areas

Benton worked at the 200 West Area at Hanford during the Manhattan Project.