Records, mostly 1961-1974, of divisions and scientific counselors, including the Consil supřieur de la recherche scientifique et du progrs̈ technique. Of special note for physics history are materials on nuclear physics and nuclear energy, including relations with the Commissariat ̉l'ňergie atomique and Euratom; nuclear industry; military applications and civil defense; foreign relations on nuclear energy, especially with the United States and Great Britain. Also materials on relations with CERN (Comit ̌europěn pour les recherches nuclǎires) including particle accelerator (synchrotron) studies. Also materials on the 1963 "Young Turk" group of physicists, notable Lagarrigue; physics education; meetings of physics research planning groups.