Chinese Ming banknote for 1 guan (1 string of 1000 cash), China, AD 1375. Seal script inscription (two vertical lines, reading right-to-left on either side of "1 Guan"): 大明寶鈔 / 天下通行 "Great Ming precious money, for circulation throughout the empire".
<a href="//commons.wikimedia.org/wiki/User:BabelStone" title="User:BabelStone">BabelStone</a> (<span class="int-own-work" lang="en">Own work</span>)