National Development and Reform Commission, central planning agency in the People's Republic of China
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National Defense Research Committee, a government body in the United States created in 1940 for funding scientific research for national security purposes.
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National Digital Research Centre, a research and investment organisation in Dublin, Ireland, created in 2006
In December 1942, during World War II, Thomas joined the National Defense Research Committee (NDRC) as the Deputy Chief of its Division 8, which was responsible for propellants, explosives and the like.