Bronze AE3 / Follis 18mm (2.94 grams) Ticinum mint, struck 318-319 A.D. Diocletian's first appointee for the office of Caesar was Constantius; his second was Galerius, a native of Felix Romuliana. On 1 March, Constantius was promoted to the office of Caesar, and dispatched to Gaul to fight the rebels Carausius and Allectus.
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