TWO SETS OF IMPORTANT CHINESE HISTORICAL LITERATURE, EARLY 20TH CENTURY. To include: 1. “Ten Comprehensives” (20 Volumes, complete), and “Index to Ten Comprehensives” (1 volume, complete). The 21 books are first edition, published by The Commercial Press around 1937, in the period of Republic of China. Hardback with covers (one book missing cover). “Ten Comprehensives” is a collection of ten encyclopaedias on statecraft written between the 9th and the late 18th century. Its constituents are three different types of encyclopaedia with one model each for which several supplements were written in later ages, according to the Chinaknowlege.de website. This set of books becomes one of the most important editions in Chinese history study field. “Ten Comprehensives” is included in Encyclopaedia of China. 2. "Twenty-five Histories Supplements" (6 volumes, complete), published by China Zhonghua Book Company in 1956, first edition second print. The books are hardcover with cover lid. This set was one of China Zhonghua Book Company’s key programs, according to the company’s 110 anniversary report. 27???????????????????????????????????????????????1936????????????????“????”?????????????????????????????1956???????????????????????? ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ?????????????????????“??”??????????????????????????????????“110??”?????????????