Columbia subject headings:
Harvard subject headings:
Civil service--Korea--History--19th century.
Korea--History--1864-1910.
Korea--Officials and employees--History.
Pak, si-sun, 1848-1907.
Princeton subject headings:
Civil service--Korea--History--19th century.
Korea--History--1864-1910.
Korea--Officials and employees--History.
Pak, si-sun, 1848-1907.