Primary Sources
A-Wn Mus.Hs. 15496
Vienna, Österreichische Nationalbibliothek, Mus.Hs. 15496
http://data.onb.ac.at/rec/AL00160587
D-Ju 7
Jena, Universitätsbibliothek, MS 7
http://archive.thulb.uni-jena.de/hisbest/receive/HisBest_cbu_00014321
E-Bbc 1166
Barcelona, Biblioteca Central, MS 1167
https://mdc.csuc.cat/digital/collection/partiturBC/id/71121
E-Bbc 1967
Barcelona, Biblioteca Central, MS 1967
http://mdc.csuc.cat/cdm/ref/collection/partiturBC/id/55971
E-MO 773
Montserrat, Monasterio de Santa María, MS 773
https://www.diamm.ac.uk/sources/2059/#/
F-Pn Lat 12601
Paris, Bibliothèque National, Département des Manuscrits, Latin 1260
https://gallica.bnf.fr/ark:/12148/btv1b84229789/
F-Pn Lat 17296
Paris, Bibliothèque National, Département des Manuscrits, Latin 17296
https://gallica.bnf.fr/ark:/12148/btv1b6000532c
F-Pn NAL 1090
Paris, Bibliothèque National, Département des Manuscrits, NAL 1090
https://gallica.bnf.fr/ark:/12148/btv1b52502288p
I-Rvat Capp.Sist.20
Rome, Biblioteca Apostolica Vaticana, MS Cappella Sistina 20
http://digi.vatlib.it/view/MSS_Capp.Sist.20
I-Rvat Capp.Sist.46
Rome, Biblioteca Apostolica Vaticana, MS Cappella Sistina 46
http://digi.vatlib.it/view/MSS_Capp.Sist.46
I-TVcap 1
Treviso, Biblioteca Capitolare del Duomo, MS 1
https://www.diamm.ac.uk/sources/1033/#/
NL-SH 152
's-Hertogenbosch, Archief van de Illustre Lieve Vrouwe Broederschap, MS 152
https://proxy.archieven.nl/235/6E68BDC52CF645C0B7AB8E5DE2DED132