Subject: Canon Law
Author of work: Gescelinus
Title: Comment. in constitutiones Clementinas
Subject: Theology
Author of work: Gregorius I
Title: Moralia
Subject: Liturgy
Title: Graduale (?)
Subject: Theology
Author of work: Gregorius I
Title: Homiliae in Evangelia
Subject: Theology
Author of work: Gregorius I
Title: Moralia
Subject: Canon Law
Author of work: Gregorius IX
Title: Decretales
Subject: Liturgy
Title: Graduale
Subject: Biblica
Author of work: Petrus Lombardus
Title: Glossa in Epistolas Pauli
Subject: Theology
Author of work: Gregorius I
Title: Homiliae in Ezechielem
Subject: Canon Law
Author of work: Guido de Baysio
Title: In Sextum librum decretalium