Two Tibetan parcel-gilt copper incense burners and covers, 19th century, each of pierced bun-shaped form, with inlaid coloured glass and repousse decoration and with letters in lantsa script around a central roundel on the lid, 15.5cm diam. approx. each and each incense burner and cover weighing approximately 390 grams (2) Provenance: Private collection formed largely in the 1980's and 1990's. 清十九世纪 西藏铜鎏金镂空梵文盖盒拍品来源：英国私人收藏