Columbia subject headings:
Great Britain--Foreign relations--Turkey.
Turkey--Foreign relations--Great Britain.
Turkey--History--1878-1909.
Vámbéry, Ármin, 1832-1913.
Harvard subject headings:
Great Britain--Foreign relations--Turkey.
Turkey--Foreign relations--Great Britain.
Turkey--History--1878-1909.
Vámbéry, Ármin, 1832-1913.
Zionism--Turkey.
Princeton subject headings:
Espionage, British--Turkey.
Great Britain--Foreign relations--Turkey.
Jews--Turkey.
Turkey--Foreign relations--Great Britain.
Vámbéry, Ármin, 1832-1913.