Columbia subject headings:
Harvard subject headings:
Japanese--China--Tianjin--History--Sources.
Tenshin Kyoryūmindan--History--Sources.
Tianjin (China)--History--20th century--Sources.
Princeton subject headings:
Concessions--China--Tianjin.
Japanese--China--Tianjin.
Leased territories.
Tianjin (China)--History.