[Jean-Léon].  Lawyer and politician, born in Paris on the 10th of September 1828. He was a pupil at the school of the administration, and after service under the minister of the interior, became, in 1869, councilor of state. Deposed by the revolution of 1870, he was re-elected to the same office July 22, 1872. In that year he became superior councilor of agriculture, commerce and manufacture. He was made a grand officer of the Legion of Honor, July 9, 1891. He is the author of Concerning Sections of the Commune; Introduction to the Study of Administrative Right; The Institute of France; and The Council of State Before and Since 1789.