Subject: Theology
Author of work: Petrus Lombardus
Title: In Psalmos
Subject: Theology
Author of work: Thomas Aquinas
Title: Expositio quarti libri Sententiarum Petri Lombardi
Subject: Medicine
Title: on foods
Subject: Canon Law
Author of work: Gratianus
Title: Decretum Gratiani
Subject: Music
Title: Treatise on music
Subject: Science
Title: Questiones primi physicorum'
Subject: Liturgy
Title: Psalmi (ex Breviario?)
Subject: Liturgy
Title: Processionale (?)
Subject: Liturgy
Title: Missale
Subject: Encyclopaedia
Author of work: Rabanus Maurus
Title: De natura rerum