1. Harvard University, MS Judaica 16 DS ID: DS10721 Title: Dialogus contra Iudaeos Author: Petrus Alphonsi Date: ca. 1450
2. Harvard University, MS Typ 292 DS ID: DS11155 Title: Libellus naturalium exemplorum de fide contra vanos et curiosos philosophos Author: Pierre Bersuire Date: 1444.