Columbia subject headings:
Akademii︠a︡ nauk SSSR--History.
Intellectuals--Soviet Union.
Political persecution--Soviet Union.
Soviet Union--Politics and government--1917-1936.
Soviet Union--Politics and government--1936-1953.
Harvard subject headings:
Political prisoners--Soviet Union--Biography
Scientists--Soviet Union--Biography
Princeton subject headings:
Akademii︠a︡ nauk SSSR--History.
Political persecution--Soviet Union.
Political prisoners--Soviet Union--Biography.
Scholars--Soviet Union--Biography.
Scientists--Soviet Union--Biography.
Soviet Union--Politics and government--1925-1953.