GREEK, Kings of Bithynia. Prousias I Cholos. AR "Tetradrachm" (28mm, 13.65 g, 6h). Dies by Carl Wilhelm Becker, 1772-1830. Diademed head right / Zeus Stephanephoros standing left; to inner left, thunderbolt above two monograms. Hill, Becker 82. Good VF, toned.