Music of the Carolingian Dynasty: `Scalam ad caelos`, Frankish sequent (Notker (?), Instrumental piece based on the melodies of the Frankish sequences; IX century)
Reconstruction by B. Bagby and N. Rodenkirchen. Performers: Benjamin Bagby (vocals, harp, symphony), Norbert Rodenkirchen (flute, harp). Walberberg Monastery Church, Bornheim, Germany, 2008.