In the seventeenth and eighteenth centuries, the Franciscan Convents of St Anne in Koper and St Bernardine in Piran produced several plainchant manuscripts with music for the Mass Ordinary. The singing, which alternated with organ improvisation, is known to have attracted crowds.

Csongor Szanto, Raitis Grigalis,

Yannick Badier, Achim Glatz voices

Edoardo Bellotti organ, historical improvisation