1849 – Born on the 19th of July in Montbron in Charente, France.
1877 – He obtained the degree of doctor of letters with a Latin thesis on Gaius Asinius Pollio.
1882-1885 – He made a study of parliamentary oratory during the French Revolution, and published two volumes on Les orateurs de la Constituante and on Les orateurs de la Legislative et de la Convention.
1885 – Professor of the history of the French Revolution at the Sorbonne.
1894-1897 – He produced the Registre des libérations du consulat provisoire, and L’Etat de la France en l’an VIII et en l’an IX, with the reports of the effects, besides editing various works or memoirs written by men of the Revolution, such as JC Bailleul, Chaumette, Fournier (called the American), Hérault de Séchelles, and Louvet de Couvrai.
1901 – He wrote a Histoire politique de la Revolution française, and a number of articles which were collected in volumes under the title Etudes et leçons sur la Révolution française.
1928 – Died on the 23rd of October.