Crispus (Caesar, 316-326) AE Follis (Bronze, 20mm, 2.65g) Arelate, 324-325.
Obv: CRISPVS NOB CAES, laureate and cuirassed bust right
Rev: PROVIDENTIAE CAESS, camp gate with seven rows, no doors and two turrets; star above, T*AR in exergue.
Ref: RIC 270; LRBC 279.