History - Stetit Angelus (Off. verse Factum)
Jul 04, 2024 (phshannon)
Correction
remarks
VSecond verse Facof offertorium f<i>Stetit angelus</i>. Souromce London, British Library, AdditionHarley 4951, 287v.
version
<i>GB-Lbl</i> Add 4951quitainian