RIC lists only officina P
Crispus
A.D. 318- 319
19mm 3.0gm
CRISPVS NOB CAES; bust left, laureate and cuirassed with spear pointing forward, shield on left arm.
VIRTV-S AVGG; camp gate with three turrets and closed gates, arch over gates; P/R across fields.
In ex. RQ
RIC VII Rome 180