The Kollam Syrian copper plates, also known as the Kollam Tarisappalli copper plates, or Kottayam inscription of Sthanu Ravi, or Tabula Quilonensis are a copper plate grant issued by Ayyan Adikal, the

The Thomas of Cana copper plates, or Knanaya copper plates, dated variously between 345 C.E. and 811 C.E., are a lost set of copper-plate grants issued by the unidentified Chera/Perumal king of Kerala