Signed center left Yu Cheng-yao in Chinese
With one seal of the artist

EXHIBITED:
Three Masters of Art: Calligraphy and Ink Paintings by Yu Cheng-yao, Shen Yao-chu, and Zhen Shan-xi, National Museum of History, Taipei, December 20, 2013-February 23, 2014

ILLUSTRATED:
Three Masters of Art: Calligraphy and Ink Paintings by Yu Cheng-yao, Shen Yao-chu, and Zhen Shan-xi, National Museum of History, Taipei, 2013, color illustrated, p. 72