In articulo die illius V Deleta sunt
Feast: Feria II post Sexagesimam
Office_part: re
Submitter: dcrochu
Comments
Gregofacsimil cum NABC
https://gregorian-chant.ning.com/group/restitutions_melodiques/forum/topics/le-r-pons-in-articulo-diei-illius
Minorem NABC emendationem effeci