Columbia subject headings:
Harvard subject headings:
Itō, Hirobumi, 1841-1909
Iwakura, Tomomi, 1825-1883
Ōkubo, Toshimichi, 1830-1878
Politicians--Japan--Biography
Princeton subject headings:
Itō, Hirobumi, 1841-1909.
Iwakura, Tomomi, 1825-1883.
Ōkubo, Toshimichi, 1830-1878.
Politicians--Japan--Biography.