In the seventeenth century, the encyclopedic writing was introduced from China and the description of all things classified by a type was prevailing. It is notable that Yi Eung-hee, one common noble man whose anthology, Okdamyugo had not known to the world wrote the Poetic Encyclopedia, Manmulpyeon, based on this stream. Manmulpyeon followed the refined style as a poem, but the information about things the poem contains beats Jibongyuseol or Domundaejak, which were the similar kind of works, in quantity and quality. Furthermore, Yi Eung-hee produced a series of poems about all 47 kinds of mountain birds and water birds at that time, which was like a bird encyclopedia. The poem describing all things including nature in a series of poems by Yi Eung-hee was one of the most conspicuous works in Korean Chinese poetry history and cultural history.