Subject: Canon Law
Title: Index to Decretum Gratiani
Subject: Canon Law
Author of work: G. de Baysio
Title: Comment. in Decretum Gratiani
Subject: Canon Law
Title: Index to Decretum Gratiani
Subject: Philosophy
Author of work: Avicenna
Title: De intelligentis
Subject: Philosophy
Author of work: Avicenna
Title: De intelligentis