Wang Zhen (1867-1938), Poem in running script; crane and pine trees. Estimate  3,000 — 5,000 USD. Photo Sotheby's. 

Calligraphy signed Wang Zhen, with a dedication and one seal of the artist, yi ting da li; Painting signed Wang Zhen, with a dedication and two seals of the artist, yi ting, bai long shan ren; ink and color on paper, two fan leaves mounted as a hanging scroll; 23 by 52 cm. 9 by 20 1/4  in. (2)

Sotheby's. Fine Classical Chinese Paintings & Calligraphy New York, 17 sept. 2015