Subject: History
Author of work: Ranulphus Higden
Title: Polychronicon
Subject: Philosophy
Title: On predicaments
Subject: Medicine
Title: Medicine
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Philosophy
Author of work: Petrus de Alvernia
Title: Comment. in Politica Aristotelis
Subject: Astrology
Title: Liber novem judicum
Subject: Astrology
Title: Liber novem judicum
Subject: Philosophy
Author of work: Aristoteles
Title: De caelo et mundo (liber 3) cum comment. Averrois
Subject: Theology
Author of work: Petrus Comestor
Title: Historia scholastica