Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

James C. Hobbs

EngineerManhattan, NY

K-25 PlantOak Ridge, TN
EngineerManhattan Project Veteran
Oak Ridge, K-25 Listen to James C. Hobbs’s Oral History on Voices of the Manhattan Project

James C. Hobbs was an American inventor and engineer who created a key part of the valves used in the K-25 gaseous diffusion plant in Oak Ridge, TN. He was a prominent graduate of Carnegie Mellon University in Pittsburgh and was vice-president of the Diamond Alkali Company. Hobbs was brought on to the Manhattan Project by the head of the Kellex Corporation, Percival Keith, to improve the piping system in the K-25 plant. 

Related Profiles

J.W. Roddie

B Reactor/100 Area

Roddie worked at the 200 East Area at Hanford During the Manhattan Project.

H. M. Schenk

Oak Ridge, TN

H. M. Schenk worked for the United States Engineer District Office.

J. P. Griffin

Hanford, WA

Robert Geffel

Robert Geffel was born to John Geffel Sr. and Theresa (Logidice) Geffel who had come to Oak Ridge in 1943.