BLUE MONOCHROME PORCELAIN CONG VASE, China, Qing dynasty, Qianlong mark and period (1736 - 1795) Square in cross-section, resting on a small foot, the two handles in relief in the shape of elephant heads supporting rings, Qianlong mark with six characters under the cover; slight scratches, small chip to an elephant's ear H.29.5 cm (11 ¼ in.) A monochrome blue porcelain Cong vase, China, Qing dynasty, Qianlong mark and period (1736 - 1795) 清乾隆 霁蓝釉象耳琮式瓶 《大清乾隆年製》款