Noter

Ursprunglig

Hackh, Otto Christoph. Grand Conservatory Method for Piano. Hackh, Otto Christoph. 1 Piano, 4 Hands. duet. Chapter 1. Chapter 2.

Översättning

Hackh, Otto Christoph. Grand Conservatory Method for Piano. Hackh, Otto Christoph. 1 Piano, 4 Hands. duett. Chapter 1. Chapter 2.