Attrib. LU CAN, (Chinese 18th/19th C) Miracle of Tianhou (Mazu) A holy spirit presented a copper tablet able to command ghost & spirits. For similar examples please see Asian Art Museum, San Francisco online collection of six album leaves on Tianhou and her miracles, dated 1765. Ink & Colour on Paper on Silk 48x82cm (image) Estimate $500-1,500