History - Beata Agatha
Feb 16, 2021 (rleduc)
Added Cantus ID, commentary, and fixed sequence/extent.
cantusid
006160
commentary
{\itshape\mdweight Cantor;\/} {\bfseries H122}
sources
[{"chant_id":"9722","source":"23","page":"76*","sequence":"02","extent":"12"}]