Columbia subject headings:
Lithuania--History--German occupation, 1941-1944.
Lithuania--History--Soviet occupation, 1940-1941.
Poland--History--Occupation, 1939-1945.
Polish people--Soviet Union--Biography.
Political prisoners--Soviet Union--Biography.
Sobolewski, Henryk.
Harvard subject headings:
Poland--History--Occupation, 1939-1945
Polish people--Soviet Union--Biography
Political prisoners--Soviet Union--Biography
Sobolewski, Henryk.
Princeton subject headings: