Guan Si (ca. 1573-1620), Snowscape. Photo: Sotheby's. 

signed Guan Jiusi, dated jiayin (1614) of the Wanli reign, autumn, with a dedication, and two seals of the artist,guan si zhi yin, guan shi he si; ink on paper, hanging scroll: 175.9 by 92.7 cm. 69 1/4  by 36 1/2  in. Estimation 35,000 -- 45,000 USD

Sotheby's. Fine Classical Chinese Paintings & Calligraphy. New York | 19 sept. 2013 - http://www.sothebys.com