Columbia subject headings:
Iwakura Shisetsudan (Japan)
Technology--Japan--History--19th century.
Telecommunication--Japan--History--19th century.
Harvard subject headings:
Iwakura, Tomomi, 1825-1883
Japan--Politics and government--19th century.
Statesmen--Japan--Biography
Technology--Japan--History--19th century.
Telecommunication--Japan--History.
Princeton subject headings:
Iwakura, Tomomi, 1825-1883.
Japan--Politics and government--19th century.
Statesmen--Japan--Biography.
Technology--Japan--History--19th century.
Telecommunication--Japan--History.