An inscribed ivory seal, Attributed to Yu Shuo (1873 - 1957), Late Qing or Republic, incised on opposing two sides with the full text of Zhuzi Jiaxun, a 17th-century educational classics in the Neo-Confucian canon, signed 'winter of Xinchou (1901), Yu Shuo, Beijing', uncarved, 6.4 cm high.