Jules Siegfried

Siegfried was active in the social Protestant movement, as were other Musée social members such as Charles Gide (1847–1932), Édouard Gruner (1849–1933), Henri Monod (1843–1911) and Pierre-Paul Guieysse (1841–1914).
He died in Le Havre on 26 September 1922. Provided by Wikipedia