1. Indiana University Bloomington, Ricketts 79 DS ID: DS534 Title: Antiphonary Place: Belgium and Hainaut, Province de Date: c. 1289; s. XIII(4/4); 1275-1299
2. Free Library of Philadelphia, Lewis E M 8:11 DS ID: DS4740 Title: Lectionary Place: Hainaut, Province de and Belgium Date: 1285-1299