Siva Simha citing Queen Ambika, Silver 1/2 Rupee, 5.67g, Assamese legend on both sides within dotted border, Obv: “Sri Sri Si/va Simha Na/resvara”, Rev: “Tadvalla/bha Srimad Ambi/ka Devinam/ 19”, (R&B# K17.1). Very fine.