Subject: Liturgy
Title: Sequentiae
Subject: Liturgy
Title: Psalterium
Subject: Theology
Author of work: Gregorius I
Title: Moralia
Subject: Theology
Title: Theology
Subject: Theology
Author of work: Petrus Comestor
Title: Historia scholastica
Subject: Liturgy
Title: Breviarium
Subject: Liturgy
Title: Breviarium cum notis
Subject: Philosophy
Title: Comment. on Aristotle, Physics
Subject: Liturgy
Title: Noted service-book
Subject: Civil Law
Author of work: Justinianus
Title: Digestum vetus