Calligraphy couplet; Yi Bingshou; Calligrapher (Chinese; 1754-1815); Qing dynasty; 1800; ink on paper; 55-1/4 x 12-3/4 in. (image) 70 x 16-7/8 in. (overall); Signed: Moan Yi Bingshou; Seal; red intaglio: Yi Bingshou yin; Seal; red relief: moqing Inscribed: 1903 [colophon probably by Zheng Xiaoxu; 1860-1938; signature removed by Irving's brother; Learn from ancient teachings; there's your reward; Rejoice in heaven's mandate: what else is there to question?]; Asian Art