Jean-François Monnard’s new Urtext edition is the first to be based on a musicologically well-founded source comparison. Ravel’s first sketch of the score as well as his final handwritten score were laid down as the principal sources. In his preface, Monnard examines Ravel’s sound aesthetics against the background of concert reception and historical recordings. Moreover, he also provides insights into Ravel’s ideas concerning the tempo: „I must say that the Bolero is rarely conducted the way I t...