Gustave, in turn, had three sons. The first, Henry (1862–1914), and third, Wallerand (1866–1914), became officers in the French Army, serving during the colonial campaigns, including fighting Samory in the Sudan. Both were killed in the early fighting of the First World War. The second son was Adrien, who enlisted in August 1914 as a trooper in the "", the regiment in which his son Guy was a cornet. Adrien was later commissioned, and was twice awarded the "Croix de Guerre" for gallantry. He survived the war, and inherited the family title and estate in Belloy-Saint-Léonard.