Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Canon Law
Title: Commentary on Decretals
Subject: Grammar
Author of work: Eberhardus Bethunensis
Title: Graecismus
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Title: Commentary on Antiqua compilatio decretalium I
Subject: Philosophy
Author of work: Aristoteles
Title: Meteora
Subject: Biblica
Title: Marcus et Johannem glo.