Roman Empire, Crispus, Follis Ticinum

A clear example of this issue.

Obverse: a bust of the emperor wearing a radiate crown, armor, and a paludamentum, facing right; the legend on the rim reads:
FL IVL CRISPVS NOB C;

Reverse: Victoria holding a shield bearing the inscription VOT/PR above an altar; the legend around the rim reads:
VICTORIAE LAETAE PRINC PERP, with the abbreviation PT;