Translation: Hermann Ritter's repertory for viola alta. Long.
Translation: Hermann Ritter's repertory for viola alta.
Translation: Hermann Ritter's repertory for viola alta. Scores and Parts.
Translation: Hermann Ritter's repertory for viola alta. Nocturnal. Scores and Parts.
Translation: Hermann Ritter's repertory for viola alta. Melody. Scores and Parts.
Translation: The Mastersingers of Nuremberg, WWV 96. Arrangements and Transcriptions. Wagner, Richard.
Translation: Violet. The Mastersingers of Nuremberg, WWV 96. Quintet for Piano. Foreplay. Wagner, Richard.
Translation: Arrangements and Transcriptions.
Translation: Nocturnal. Arrangements and Transcriptions. Mendelssohn, Felix.
Translation: Arrangements and Transcriptions. Hoffstetter, Roman.
Translation: The history of the viola alta and the principles of their structure. Hermann Ritter and his viola alta. Supplement.
Translation: Viola School.