Columbia subject headings:
Great Britain--Commerce--Turkey--History--Congresses.
Great Britain--Foreign relations--Turkey--Congresses.
Turkey--Commerce--Great Britain--History--Congresses.
Turkey--Foreign relations--Great Britain--Congresses.
Harvard subject headings:
Great Britain--Foreign relations--Turkey.
Turkey--Foreign relations--Great Britain.
Princeton subject headings:
Great Britain--Commerce--Turkey--History--Congresses.
Great Britain--Foreign relations--Turkey--Congresses.
Turkey--Commerce--Great Britain--History--Congresses.
Turkey--Foreign relations--Great Britain--Congresses.