O Thoma didyme per Christum
Folio:
023r
Sequence:
1
Feast:
Office/Mass:
V
Genre:
A
Position:
10M
Cantus ID:
004083
Mode:
2
Differentia:
D1a
Differentia database:
Extra:
012r
Indexing notes:
The foliation... | The foliation showing this as "23" is visible on the microfilm towards the centre of the top margin.
Image link: