| LC control no. | n 97096595 |
|---|---|
| Descriptive conventions | rda |
| Personal name heading | Chopin, Frédéric, 1810-1849. Etudes, piano, op. 25. No. 9 |
| Variant(s) | Chopin, Frédéric, 1810-1849. Butterfly study Chopin, Frédéric, 1810-1849. Butterfly etude |
| Found in | Ronald Smith (piano), 1963: label (Butterfly study : opus 25, no. 9 in G flat / Chopin) Grove, 5th ed. (12 studies op. 25... no. 9, G♭ major) |
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