Subject: Epistolae
Author of work: Leo I Papa
Title: Epistolae
Subject: Biblica
Author of work: Augustinus
Title: In Johannem
Subject: Sermons
Title: Sermones
Subject: Biblica
Title: Commentary on Matthew
Subject: Liturgy
Title: Kalendarium
Subject: Computus
Title: Treatise on Computus
Subject: Astronomy
Author of work: Walcherus Malvernensis