1938.12-1939.12 1978.12-1999.12 1988.12-1989.12 1998.12-1999.12 1938.1-1938.12 1938.12-1942.12 1939.1-1939.12 1938.11-1987.12 1938.10-1939.9 1938.11-1939.7