Columbia subject headings:
Harvard subject headings:
Korea--History--Chosŏn dynasty, 1392-1910.
Sunjo, King of Korea, 1790-1834--Anniversaries, etc.
Sunjo, King of Korea, 1790-1834--Birth.
Princeton subject headings:
Korea--History--Chosŏn dynasty, 1392-1910.
Sunjo, King of Korea, 1790-1834--Anniversaries, etc.
Sunjo, King of Korea, 1790-1834--Birth.