Noter

Original

Ritter, August Gottfried. Zur Geschichte des Orgelspiels. Ritter, August Gottfried. Organ solo. Volume 1. Text. black and white. Volume 2. Music.

Oversettelse

Ritter August Gottfried. Zur Geschichte des Orgelspiels. Ritter August Gottfried. Organ solo. Volume 1. Text. black and white. Volume 2. Musikk.