Columbia subject headings:
Political persecution--Soviet Union.
Political prisoners--Soviet Union--Biography.
Razgon, Lev Ėmmanuilovich--Friends and associates.
Razgon, Lev Ėmmanuilovich.
Soviet Union--Politics and government--1936-1953.
Harvard subject headings:
Political persecution--Soviet Union--Fiction.
Political prisoners--Soviet Union--Biography--Fiction.
Razgon, Lev Ėmmanuilovich--Biography--Fiction.
Soviet Union--Politics and government--1936-1953--Fiction.
Princeton subject headings:
Political persecution--Soviet Union.
Political prisoners--Soviet Union--Biography.
Razgon, Lev Ėmmanuilovich--Biography.
Razgon, Lev Ėmmanuilovich--Friends and associates.
Soviet Union--Politics and government--1925-1953.