Original tekst: Lento sonstenuto - Piano Score, Cello Part. Nocturnes, Op.55. For Cello and Piano. L. Grützmacher. Complete.
Oversættelse: Langsom sonstenuto - Klaver Score, Cello Part. For cello og klaver. L. Griitzmacher. Komplet. Chopin, Frédéric.