Jewish copper plates

Jewish copper plates of Cochin, also known as Cochin plates of Bhaskara Ravi-varman, is a royal charter issued by the Chera Perumal king of Kerala, south India to Joseph Rabban, a Jewish merchant magnate of Kodungallur. The charter shows the status and importance of the Jewish colony in Kodungallur (Cranganore) near Cochin on the Malabar Coast.