101.5; 81 folding leaves. Four juan in two vols. 8vo, orig. wrappers, stitched as issued. Chengdu, Sichuan: Fuwen Ge huichao edition, published by Long Wanyu, 1825.

First published in 1606; our edition is rare, with no copy found in WorldCat. Although Chen Di (1541-1617) spent his early working life as a successful military officer, he is best known as a scholar. Active in several fields, he is considered a key figure in historical Chinese phonology. His magnum opus, Maoshi guyin kao, represents a methodological innovation in the study of the sounds of the Poetry Classic, which dates from the first... More