[1] When he was twenty-five, he became a student at the École Nationale des Chartes, where he obtained a diploma as a Archivist-paleographer in 1878, with his thesis on the history of Vitry-le-François.
[2] In 1883, he founded the Revue Franc-comtoise, and began working for the Département des Estampes [fr] at the Bibliothèque Nationale de France, under the direction of Henri Delaborde; helping to edit a catalogue, Les Portraits aux crayons des XVIe et XVIIe siècles.
They had a son, Jean (1886-1932), a conservator at the Musée de Besançon, and a daughter, Jacqueline [fr], a professor at the École du Louvre and wife of the sculptor, Georges Saupique.
Two years later, he was named a Knight in the Legion of Honor,[3] for his role in organizing the Exposition Universelle.
A bust on a pedestal, by Armand Bloch, was dedicated in Besançon in 1907. in a square that bears his name.