Bactria, Demetrius . Tetradrachm; Bactria, Demetrius ; 205-171 AD, c. 200-185 BC, Tetradrachm, 16.49g. Bop-Series 1, 2-3. Obv: Draped and diademed bust of king r., wearing elephant's scalp headdress. Rx: ??S???OS on r., ???????o? on l., Naked Herakles standing facing, crowning himself and holding club and lionskin; in lower l. field, monogram KP; fillet border. Ex Frank Kovacs, Mail Bid Sale XIV, 1998, lot 83.. MS