Pieces included in the source:
Etude E-flat major Op. 10 No. 11
Etude C minor Op. 10 No. 12
Title: Etude Nro 11 et Nro 12
Type of the source: Stichvorlage autograph
Dimensions:
height - 24,3 cm
width - 32,4 cm
Number of pages: 8
Location: Sweden, Stockholm, Stiftelsen Musikkulturens Främjande
Sound Library NIFC: F. 797, 798
ÖNB Pha: 320
Facsimile: IFC (1949)
First Editions:
Notes:
The whole opus is divided into 3 parts.