Crispus, Caesar, 317-326. Follis (bronze, 2.85 g, 19 mm), Ticinum, 317-318. IVL 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; P in left field, PT in exergue. RIC 73. Nearly very fine.