F. 1 and f. 5v-8 are blank, though they are ruled with staves. A note on f. 8v suggests Italian origin: 'Johannis Andree civis Bononiensis'. Two hands copied the four mass movements: the second appears to take over from the first in the middle of the music of the Gloria, and is neat but smaller and less practised. To judge from his errors, this writer was not very musical.
Concordances & Cognates:
APT - Apt, Cathédrale Sainte-Anne, Bibliothèque du Chapitre, 16bis
BAR - Barcelona, Biblioteca de Catalunya, BM 853b
971 - Barcelona, Biblioteca de Catalunya, 971
BGE - Biblioteca de Catalunya 971 y Gerona, Archivo Capitular, frag. 33/1
MAD - Madrid, Archivo Histórico Nacional, Carpeta 1474, frag. 17
MUN - Munich, Bayerische Staatsbibliothek, Handschriften-Inkunabelabteilung, MS Latinus monacensis 14274 (olim Mus. 3232a; Clm 352c)
MU2 - Munich, Bayerische Staatsbibliothek 29775
PAR - Paris, Bibliothèque Sainte-Geneviève 1257 (diferente contratenor);
ROM - Rome, Biblioteca Apostolica Vaticana, Urb. latino 1419
RO2 - Rome, Biblioteca Apostolica Vaticana, Ottoboniano latino 1969
STR - Strasbourg, Bibliothèque Municipale (olim Bibliothèque de la Ville) 222 C. 22