A monumental Chinese three panel folding screen, shallow and deep carving, gilt calligraphy on black lacquer, cyclical date of 1921, inscribed by Li Yongsheng, Cha Qianzhen, Li Huanwen - celebrating a 70th birthday. Provenance: Alfred Lai, Imperial Peking, Campbells cove. Note: The screen folds and the base is separate, height 240 cm, width 240 cm