signed Jin Nong, dated the twenty-first year of Qianlong reign(1756) and with two seals of the artist, dated jichou(1949) and with three seals of his in total; by Wu Cheng(1878-1949), dated wuzi(1948) and with two seals of his; by Ruan Xingshan(1891-1974), dated wuzi(1948) and with one seal of his; and by Gao Yehou(1878-1952), dated wuzi, dated guihai(1923) and with one seal of his