| Name | Frederick Rupert |
| Type | Music publisher |
| Location | — |
| URL | — |
| Composition | Published |
|---|---|
| String Quintet No. 3, Op. 55 (Mayseder, Joseph) for 2 violins, 2 violas and cello or 2 violins, 2 violas, cello and double bass or 2 violins, 2 violas and 2 cellos | 2022 |
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