In conspectu angelorum

Source: 
Wien, Österreichische Nationalbibliothek - Musiksammlung, 1890
Folio: 
067v
Sequence: 
20
Feast: 
Fer. 4 per annum
Office/Mass: 
V2
Genre: 
A
Position: 
4
Cantus ID: 
003215
Mode: 
5
Differentia: 
v
Differentia database: 
1--k-k-l-j-k-h--4 129a
Extra: 
d
Indexing notes: 
marked as v but differentia somewhat different from typical version