| Composition | Heures mystiques, Opp.29-30 (Boëllmann, Léon) for organ or harmonium |
| Contributors | Jürgen Knuth, editor |
| Publisher | Jürgen Knuth |
| Languages | — |
| License | Creative Commons Attribution Non-commercial Share Alike 3.0 |
| Published | — |
| Edition | — |
| Parts? | No |
| Selections? | No |
| Vocal score? | No |
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