Han Dynasty|Each well cast in the form of an Immortal island with protruding mountain peaks emerging from a ground of crashing waves, interspersed with mythical animals, the finials cast on hollow square shafts. The largest 6.9cm (2 5/8in) high (3).|漢 銅博山式琴鈕 一組三件Provenance: the Sze Yuan Tang collection, acquired in Hong Kong circa 1980s-1990s來源： 思源堂收藏，於約1980至1990年代購自香港Compare with four similar gilt-bronze bridges for stringed instruments, Western Han dynasty, excavated from the tomb of the King of Nanyue in 1983, Xianggangshan, Guangzhou, similarly cast in the shape of layered mountains interspersed with mythical animals, illustrated by J.Lin ed., The Search for Immortality: Tomb Treasures of Han China, Cambridge, 2012, p.246, no.117.