Carolingian
カロリング / carolingian — People & places
The royal house of the Frankish kingdom in the early Middle Ages.
Carolingian silver denarius8th–9th century
Silver denier of Pippin IIIc. 755
Penny of Offa757–796
⚠ He unified the currency into a single silver coin and established the duodecimal system of pounds, shillings, and pence. This system survived in Britain for a thousand years.