This is the handwriting of Zhao Mengfu. Zhao Mengfu (1254-1322), whose courtesy name is Zi'ang, styled as Taoist Songxue and born in Huzhou (the present Wuxing in Zhejiang ). As an eminent calligrapher and painting master in Song Dynasty, he had made unparalleled achievement in calligraphy of the Seal Script, Official Script, Regular Script, Running Script and Cursive Script. His representative work is Collection in Songxue's Home.