Resumen de Le 3 cinquine coniate a Napoli nel periodo di regno di Filippo III di Spagna (1598 - 1621)
Considerations on variety of issue and the additional letters engraved on the silver coinsminted in Naples from 1611 to 1617. The author has classified the "3 Cinquine" and he tries toexplain why this coins has many varieties of coinage.. The author also explains the attempts tocontain fraud made by those who worked in the Mint of Naples.
