Crispus AE Follis, 320 AD. Obv: CRISPVS-NOB CAES, helmeted, cuirassed bust right Rev: VIRTVS-EXERCIT, trophy standing on ground, captive seated on either side, star in left field, STR in ex. RIC VII Trier 251, rated R4 Used with permission of Roma Numismatics, June 2009