Columbia subject headings:
Haganah (Organization)--Information services.
Intelligence service--Palestine.
Jews--Palestine--History--20th century.
Palestine--History--1917-1948.
Harvard subject headings:
Intelligence service--Israel--History--1918-1947.
Palestine--History--1918-1947.
Princeton subject headings:
Haganah (Organization)--Information services.
Intelligence service--Palestine.
Jews--Palestine--History--20th century.
Palestine--History--1917-1948.