Pong-i Yi

• Chŏnt'ong poksik ttara chitta Vol.1
• Chosŏn 1637-1897 wang ŭi ot ŭl chitta
• Chosŏn 1637-1897 wangbi ŭi ot ŭl chitta
• Saengsa rŭl podŭmŭn sangjangnye wa suŭi