Cudek is a performer specializing in guitar, recorder, crumhorn, bass viol, and percussion. The baryton can be viewed as a sort of augmented bass viol. A notch in the floor was used for the foot of the bass viol. She was primarily a keyboard player; she later became a player of the bass viol. The double bass is sometimes confusingly called the violone, bass violin or bass viol. And the bass viol could also serve as a continuo bass. The baryton differs from the bass viol in having an additional set of wire strings. Sometimes a bass viol could be substituted for a basse de violon. Vittorio Ghielmi plays a bass viol made by Michel Colichon, Paris 1688.