Jean de Sainte-Colombe (1640-1700), a French composer and celebrated viola da gamba player, added a seventh string on the bass viol. A teacher of Marin Marais, he wrote more than 60 concertos for two viols and more than 170 pieces for the seven-string viol.
Discovered on 3-9-1989 in Haute Provence by Elst, E. W.