Columbia subject headings:
Harvard subject headings:
China--Commerce--History--17th century--Congresses.
Currency question--China--History--17th century--Congresses.
Currency question--Japan--History--17th century--Congresses.
Currency question--Japan--Ryukyu Islands--History--17th century--Congresses.
Japan--Commerce--History--17th century--Congresses.
Money--China--History--17th century--Congresses.
Money--Japan--History--17th century--Congresses.
Money--Japan--Ryukyu Islands--History--17th century--Congresses.
Ryukyu Islands--Commerce--History--17th century--Congresses.
Princeton subject headings:
China--Commerce--History--17th century--Congresses.
Currency question--China--History--17th century--Congresses.
Currency question--Japan--History--17th century--Congresses.
Currency question--Japan--Ryukyu Islands--History--17th century--Congresses.
Japan--Commerce--History--17th century--Congresses.
Money--China--History--17th century--Congresses.
Money--Japan--History--17th century--Congresses.
Money--Japan--Ryukyu Islands--History--17th century--Congresses.
Ryukyu Islands--Commerce--History--17th century--Congresses.