Widor's Op. 35 presents another set of three Italian melodies, likely demanding considerable technical prowess and expressive depth from the performer. Expect rich harmonies and pianistic figurations characteristic of the late Romantic era.
Demands endurance and control in managing rapid, complex passagework with rich harmonic support.
3 mélodies Italiennes (Op.35) is rated Henle level 7 of 9 — late advanced repertoire, roughly ABRSM grade 8 and above. In the RCM system it corresponds to about level 9.
You should be comfortable at Henle level 7 — meaning you can already play level 6–7 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
3 mélodies Italiennes (Op.35) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.