The Complete Chopin: A New Critical Edition-- Series Editors: John Rink, Jim Samson, Jean-Jacques Eigeldinger; Editorial Consultant: Christophe Grabowski - Key Features of the Edition: • An introductory essay in English, German and French examining the historical background, compositional features, and performance practice issues • The identification of, and adherence to, a single principal source • A detailed and comprehensive critical commentary • Chopin's authentic fingerings only • Emphasis placed on retaining expressive features of the original notation • Appendices containing earlier versions of the Preludes in G major and Ab major • Notes on the editorial principles and methodology guiding the whole project