Auxiliary sources for the medieval romance-writers were: - the opuscule (4th century) known as Alexandri magni iter ad Paradisum, a fable of Eastern origin directed against ambition; the Itinerarium Alexandri (340), based partly on Julius Valerius and dedicated to Constans, son of the emperor Constantine; the letter of Alexander to Aristotle (Epist.
Alberic followed the epitome of Julius Valerius.
They used as their sources Valerius, the letter to Aristotle and the Iter ad Paradisum, adding much of their own.
Mai edited Julius Valerius (Milan, 1817) and the Itinerarium Alexandri (Class.
des Archpresbyter Leo (Historia de proeliis), (Erlangen, 1885); Alexander's letter to Aristotle and his correspondence with Dindimus are included in the Teubner edition of Julius Valerius (ed.