| GB-Leicester: University Library (GB-LEICu) |
 | GB-LEICu 17, Graduale, diocese Münster, late 15th century |
| | GB-LEICu 18, Antiphonale, cistercian, Low Countries (?), 16th century; with 12th-13th-century fragments |
 | http://www.le.ac.uk/li/manuscriptcollection/index.html |
| | Ker: Medieval Manuscripts in British Libraries, III (Lampeter - Oxford) |