Subject: Sermons
Author of work: Jacobus de Voragine
Title: Sermones quadragesimales
Subject: Canon Law
Title: Treatise on canon law
Subject: History
Author of work: Ranulphus Higden
Title: Polychronicon
Subject: Philosophy
Title: Natural philosophy
Subject: Sermons
Author of work: Gaudentius
Title: Sermones
Subject: Canon Law
Title: Commentary on Decretals
Subject: Philosophy
Author of work: Aristoteles
Title: Analytica posteriora
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Classics
Author of work: Ps. Ovidius
Title: De vetula