Manuscripts and Printed Editions of Book IV of the Summa Fratris Alexandri

In 1948 the Quaracchi Editors completed the publication of the edition of the first three books of the "Summa fratris Alexandri". Book IV of the Summa still need a critical edition. The articole offer a first overview of the manuscript tradition of this crucial product of the mid-thirteenth-century theological reflection, as well as of its printed editions.