A completely revised Urtext edition of this popular work. Norbert Müllemann to whom we are already indebted for the revisions of the Préludes and Ballades closely examined the musical text using the currentlyavailable sources and provided an informative preface and added footnotes to the musical text which contain possible performance alternatives.The Polonaise also known as the 'Heroic' due to its proudly pacingtheme is amongst Chopin's most forceful bravura pieces in particular on account of its breakneck ostinato octaves in the middle section.