Columbia subject headings:
China--History--Guangxu, 1875-1908.
China--History--Revolution, 1911-1912--Causes.
Harvard subject headings:
China--History--Guangxu, 1875-1908
China--History--Revolution, 1911-1912--Causes.
Princeton subject headings:
China--History--20th century.
Revolutionaries--China.
Sun, Yat-sen, 1866-1925.