MALTA. Ferdinand von Hompesch, 1797-1798.
15 Tari 1798, Valletta. 14.69 g. Gatt 28-15T-10R05. Restelli 14. Sehr schön / Very fine. (~€ 95/USD 105)

According to Gatt, the population of this coin is 11/21 (11 known pieces in museums and 21 in private collections - including this coin).