Crispus, Caesar, 317-326. Follis (bronze, 2.90 g, 20 mm), Aquileia. CRISPVS NOB CAES, laureate, draped and cuirassed bust right. Rev. PRINCIPIA IVVENTVTIS, Crispus in military dress standing left, holding reversed spear and resting hand on shield; AQT in exergue. Nearly very fine.