Example image of eyePlorer eyePlorer map for 'Boso of Provence': Bosonids Carolingian dynasty Franks Kings of Burgundy Bivin of Gorze Count Lotharingia Lothair II of Lotharingia Lay abbot Charles the Bald Richilde of Provence Girart de Roussillon Vienne Louis the Stammerer Bourges Duke of Aquitaine Duke Missus dominicus Pavia Provence Ermengard of Italy Holy Roman Emperor Louis II of Italy Pope Pope John VIII Troyes Carloman II of France Louis III of France 879 October 15 Rhone Saône Synod of Mantaille Aix-en-Provence Arles Besançon Ecclesiastical province Tarentaise Uzès Viviers Amiens Mâcon Charles the Fat Autun Richard, Duke of Burgundy Louis the Blind List of rulers of Auvergne William I, Duke of Aquitaine Guilla of Provence Counts of Arles