Columbia subject headings:
Germany--Politics and government--1933-1945--Sources.
Intellectuals--Germany--Biography--Sources.
Intellectuals--Soviet Union--Biography--Sources.
Political purges--Soviet Union--Sources.
Soviet Union--Politics and government--1936-1953--Sources.
Harvard subject headings:
Germany--Politics and government--1933-1945--Sources.
Intellectuals--Germany--Biography--Sources.
Intellectuals--Soviet Union--Biography--Sources.
Political purges--Soviet Union--Sources.
Soviet Union--Politics and government--1936-1953--Sources.
Princeton subject headings:
Germany--Politics and government--1933-1945--Sources.
Intellectuals--Germany--Biography--Sources.
Intellectuals--Soviet Union--Biography--Sources.
Political purges--Soviet Union--Sources.
Soviet Union--Politics and government--1936-1953--Sources.