Roman Imperial
Crispus, Caesar (316-326 AD) Heraclea
AE Follis (19.7mm, 2.7g)
Obv: D N F L IVL CRISPVS NOB CAES. Laureate bust left, wearing imperial mantle and holding mappa and sceptre.
Rev: PROVIDENTIA CAESS / •MHTΓ•. Camp gate with three turrets.
RIC 23.