2015年明清宫殿铜章。直径:70 毫米。世界遗产系列。正面:宫殿透视图,狮子前方;反面:宫殿屋簷景观,鸟瞰图和几何图案作背。CHINA. Ming & Ching Palace Brass Medal, ND (2015). NGC MS-69.Diameter: 70mm. World Heritage series. Obverse: Perspective view of the palaces, with lion in foreground; Reverse: View of a palace roof, with aerial view and stylized pattern in background.