File contains a first edition copy of Chopin's Mazurkas, Op. 63, published by Breitkopf and Hartel. The compositions were dedicated to the Countess Laura Czosnowska.
File contains a book of Wolfgang Amadeus Mozart's piano compositions from his notebook, dated 1764, published with critical remarks for the first time by Dr. Georg Schünermann. The book is inscribed to Ellen Ballon from her "dear friend," Franz Darvas.