| LC control no. | n 2003125374 |
|---|---|
| Personal name heading | Chopin, Frédéric, 1810-1849. Etudes, piano, op. 10. No. 9 |
| Found in | McCreary, Grace S. [Recording of works by Debussy, Chopin, De Falla, and Bach, May 12, 1948], 1948: recording engineer's notes (Etude op. 10, no. 9) |
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