Roman Provincial Coinage
Roman Provincial Coinage online
The Roman Provincial Coinage project is an authoritative account and standard typology of the provincial coinage of the Roman Empire. As well as numismatic research it is a source for imperial portraiture and titulature, the internal history of the cities, and the role of the provincial coinage in the economy of the Roman empire as a whole.
The RPC Online Search facility is particularly good. Go to ‘advanced search’ here: