Columbia subject headings:
Great Britain--Foreign relations--Soviet Union.
Soviet Union--Foreign relations--Great Britain.
Harvard subject headings:
Great Britain--Foreign relations--20th century.
Great Britain--Foreign relations--Soviet Union.
Soviet Union--Foreign relations--1917-1945.
Soviet Union--Foreign relations--Great Britain.
Princeton subject headings:
Great Britain--Foreign relations--Soviet Union.
Soviet Union--Foreign relations--Great Britain.