| Composition | Opal (Engel, Carl) for voice and piano |
| Contributors | — |
| Publisher | Schirmer |
| Languages | — |
| License | Public Domain |
| Published | 1922 |
| Edition | — |
| Parts? | No |
| Selections? | No |
| Vocal score? | No |
| Description | IMSLP filename | Pages |
|---|---|---|
| Complete Score (Medium Voice) | SIBLEY1802.9317.ee62-39087011984996score.pdf | — |
©2025 David P. Anderson