O vera summa sempiterna unitas
| Melody scheme: |       |
| Text: | O vera summa sempiterna unitas |
| Genre: | an |
| Modus: | 4 |
Audio samples of O vera summa:
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| Melody scheme: | |
| Text: | O vera summa sempiterna unitas |
| Genre: | an |
| Modus: | 4 |
Audio samples of O vera summa:
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