Columbia subject headings:
Harvard subject headings:
Armor--Korea--Chosŏn dynasty, 1392-1910--History.
Weapons--Korea--Chosŏn dynasty, 1392-1910--History.
Princeton subject headings:
Armor--Korea--History--Chosŏn dynasty, 1392-1910.
Weapons--Korea--History--Chosŏn dynasty, 1392-1910.