器物典藏-清 碧玉云龙斗笔 Green jade bulb-handled writing brush with clouds and dragon design, Ch'ing dynasty

斗笔。碧玉笔管，上下胶接青白色玉顶及笔斗，斗内纳笔毫，青玉顶端刻太极图案；碧玉笔管浮雕云龙纹，雕纹深峻繁复。