A bifolio of Ars Nova polyphony held with with 28 other MS. fragments of the 15th-16th centuries, meticulously produced. Both troped Kyries are well known from other Spanish sources. The two Gloria fragments were formally unica but one now has concordances in Siena and Columbia, S.C.
Concordances & Cognates:
APT Apt, Cathédrale Sainte-Anne, Bibliothèque du Chapitre, 16bis
BAR Barcelona, Biblioteca de Catalunya, BM 853b
853 Barcelona, Biblioteca de Catalunya, BM 853c/d
971 Barcelona, Biblioteca de Catalunya 971 (olim 946)
CAT Barcelona, Biblioteca de Catalunya 971c
ORF Barcelona, Biblioteca de L'Orfeó Català 2 (BarcB), fol. 5 (3/1);
MUN Munich, Bayerische Staatsbibliothek, Handschriften-Inkunabelabteilung, MS Latinus monacensis 14274 (olim Mus. 3232a; Clm 352c)
PAR Paris, Bibliothèque Sainte-Geneviève 1257 (diferente contratenor);
ROM Rome, Biblioteca Apostolica Vaticana, Urb. latino 1419
Added later:
SIE Siena, Archivio di Stato, Vicariato di Gavorrano, Ravi 3 (1568-9)
COL Columbia (S.C.), Columbia College, Early MS 5