Rare semis (AE23) of Drusus, struck under Tiberius (37-41 AD), Italica, Spain

DRVSVS CAESAR TI AVG, bare head right / MVNIC ITALIC, aquila and vexillum between two signa, PER AVG at base. 23mm, 8.46 grams. Italica mint in Spain. FAB 1596; Burgos 1252; RPC 71.