Biscantus de introitu / Contratenor / Amen
| Composer | Anonymous |
|---|
Appears in
| Source | Location | Voices |
|---|---|---|
| I-IV MS CXV (115) (Ivrea Codex) | 36v–37 |
Voice:
[no designation]
Voice Text:
Biscantus de introitu / Contratenor / Amen
|