1. University of Pennsylvania, Oversize Ms. Codex 728 Title: Commentary on Corpus Juris Canonici Author: William of Montlauzun Place: France Date: [between 1340 and 1360]
2. University of Pennsylvania, Oversize Ms. Codex 72 Title: Sacramentary Author: William of Montlauzun Place: Italy Date: [between 1450 and 1475]