1. Harvard University, MS Lat 10 DS ID: DS10591 Title: Charter Author: Buckland Abbey Date: 1289-1529.
2. Harvard University, MS Typ 224 DS ID: DS10705 Title: Charter Author: Elinardus of Seninghem Date: 1220.
3. Harvard University, MS Typ 729 DS ID: DS10707 Title: Charter Author: Sancho IV of León and Castile Date: 1285.