Cambrai: Aubertus Abbey |
One of the canons of this abbey was Petrus of Cambrai.
NL-DHk 129 E 18, 18bis and 19: breviarium in 3 volumes, 1434-1435.
Though Boeren states that only two volumes are preserved, CMD-NL (nr 106-107) mentions three: 129 E 18, 18-bis and 19.