Rectangular shaped ingot. Obverse: Port boardside view of a Dhow, sails set. Inscription: 'DHOW'. Reverse: Inscription, 'DHOW Twentieth Century. Since ancient times, the graceful Arab dhow has plied the trade routes from the Persian Gulf and Red Sea to the ports of East Africa. These sturdy lateen-rigged craft are among the world's oldest commercial vessels, and a few are still being built and sailed according to time-honored tradition.'