1. The Huntington Library, Art Museum, and Botanical Gardens, mssHM 28177 Title: Verbum abbreviatum Author: Peter Cantor Place: England Date: between 1200 and 1215
2. The Huntington Library, Art Museum, and Botanical Gardens, mssHM 41537 Title: Verbum abbreviatum Author: Peter Cantor Place: Northern France Date: between 1200 and 1215
3. Vassar College, BX1749 .A1 1200 Title: Distinctiones Author: Peter Cantor Place: France Date: between 1200 and 1225