Subject: Liturgy
Title: Antiphonale
Subject: Liturgy
Title: Antiphonale
Subject: Liturgy
Title: Antiphonale
Subject: Liturgy
Title: Antiphonale
Subject: Mathematics
Title: Mathematics
Subject: Liturgy
Title: Antiphonale (?)
Subject: Science
Author of work: Alhasen
Title: Optica
Subject: Science
Author of work: Alhasen
Title: Optica
Subject: Science
Author of work: Alhasen
Title: Optica
Subject: Science
Author of work: Profatius Judaeus
Title: Canons on the new quadrant