Drachm ca. A.D. 40-51 Parthian Numismatists - the scholars who study coins - refer to the front’ side of the coin, which usually features the head of a person or god, as the obverse,’ and the back’ side as the reverse.’On the obverse of this silver coin, a bust of the king faces forward. He has a mustache and a cropped beard, and he wears a pointed hat with earflaps with a diadem (the headband worn by victorious athletes in ancient Greece) tied over it. He also wears a torque or necklace around his neck. He is flanked by stars, and a border of dots surrounds the image.The reverse shows a seated man facing right. He wears sleeves and trousers under a cloak, as well as a hat with earflaps and a diadem. In his hand he holds a bow with the bowstring upwards. He sits on a high-backed throne. In front of him is a monogram, perhaps containing the Greek letters A and T; this may indicate that the coin was minted at Ecbatana (modern Hamadan, in western Iran). A Greek inscription, barely leg