Abstract
This paper studies the construction works division and carpenters at Yi-Dynasty of Korea, with the documents of construction works in the possession of Gyu-Jang-gak and Jang-Seo-gak. The result isas follows. At the first period of Yi-Dynasty, supposed from the titles of artisans head, construction works divided into wooden works and stone works. Into 17th century, the construction works division - 'So'- became clearly organized. This division is classified two forms. One of them is the division based on the contents of works. The other is the division based on every building. At the middle of 18th century, the construction works division - 'S0'- disappeared. But, supposed from the titles of carpenters, divisions of construction works took over the division in 17th century, and became more systematically.
