Gamranrok (1729)A historical document on the military coup staged by Song In-myeong (1689-1746), Park Sa-su (1686-1739) and Lee In-jwa (?-1728). This document was published by order of King Yeongjo (r. 1724-1776). Various incidents, characters and dialogues between the king and his subjects are recorded in detail in connection with the rebellion. The document contains historically valuable information about the mid-Joseon period.