Subject: Moral philosophy
Author of work: F. Petrarchus (Francesco Petrarca)
Title: De remediis utriusque fortunae
Subject: Sermons
Author of work: Petrus Comestor
Title: Sermones, &c.
Subject: Philosophy
Author of work: Averroes
Title: De spmpno et vigilia, De longitudine et brevitate vitae, De generatione et corruptione
Subject: Theology
Author of work: Gregorius I
Title: Registrum
Subject: Civil Law
Author of work: Justinianus
Title: Digestum infortiatum