| Composition | Duo, Op. 377 (Irsen, Heinz) for violin and viola |
| Contributors | Werner Icking, editor |
| Publisher | Werner Icking |
| Languages | — |
| License | Creative Commons Attribution Non-commercial No Derivatives 3.0 |
| Published | — |
| Edition | — |
| Parts? | No |
| Selections? | No |
| Vocal score? | No |
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