The 3 Principles Jeong Yak-yong taught his children
The 3 Principles Jeong Yak-yong taught his children image text translation (1)His father, Jeong Yak-yong, taught his children this way …
For Jeong Yak-yong
Excel data that Jeong Yak-yong made and reported to Jeongjo
Excel data that Jeong Yak-yong made and reported to Jeongjo