A Chinese blue and white porcelain brush pot (bitong), Kangxi period, of cylindrical form, finely painted with a continuous scene of three kneeling figures bearing gifts for a seated ruler, accompanied by his four attendants, whilst a horse and two further attendants wait in an open terrace with fencing, trees and rocks, underglaze blue four character mark of Wen Zhang Shan Dou (Scholarship high as the mountain and the great bear) to base, height approx 16cm, diameter approx 18.4cm (chip to rim, foot and hairline crack).