1. Boston Public Library, MS f Med.12 Title: Historia scholastica]. Author: Petrus Comestor Place: France Date: between 1175 and 1199
2. Boston Public Library, MS f Med.15 Title: Libellus cuiusda[m] ignoti auctoris de anima cont[ra] que[n] Claudianus trib[us] seq[uen]tib[us] libris disputat Claudiam De statu anime. Author: Claudianus Mamertus Place: Tournai Date: between 1100 and 1150