A delicate, miniature work intended to evoke the sound of bells through pianistic color. Its simplicity in phrasing belies the need for precise touch and balance.
Focus on the clean articulation of the bell-like motifs while keeping the texture light.
Comparable difficulty and character — good candidates for what to learn next.
Autumn bells for piano is rated Henle level 2 of 9 — beginner repertoire, roughly ABRSM grades 2–3. In the RCM system it corresponds to about level 3.
You should be comfortable at Henle level 2 — meaning you can already play level 1–2 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
Autumn bells for piano is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Autumn Waltz by Edward Enrico Gerber, Brookbabble by Edward Enrico Gerber, Blues by Edward Enrico Gerber — see the full similar-pieces list on this page.