O Maria clausa porta quam
- Source
- Wien, Diözesanarchiv, D-4
- Folio
- 153r
- Sequence
- 2
- Addendum
- C-11
- Image link
- https://iiif-mufo.oeaw.ac.at/mahss/A-WdaD4/A-WdaD4-153r/full/full/0/default.jpg
List of concordances
For concordances, please consult the Cantus Index entry for Cantus ID 601591.