Many woodcut illus. & diagrams, including a full-page woodcut port. of the author with an abacus. Introductory juan & 12 numbered juan bound in six vols. 8vo, orig. wrappers (a bit rubbed & frayed), stitched. [Shanghai]: Jiang nan zhi zao ju 江南製造局, 1897.

An excellent and rare edition, richly illustrated, of “a summa of mathematical knowledge assembled by the author after 20 years of bibliographic research. Re-edited several times through the 19th century, the Comprehensive Collection of Computational Methods was the main source — and still is an important source — available to scholars in China, and more generally in... More