1949
1926
April 1 1979
December 1 1978
October 1 1978
October 1 1977
September 1 1952
March 11 1976
January 1 1972
January 1 1924
January 1 1926
January 1 1928
January 1 1930
January 1 1932
January 1 1951
January 1 1950
January 1 1949
January 1 1948
January 1 1947
January 1 1946
January 1 1945
January 1 1944
January 1 1943
January 1 1942
January 1 1941
January 1 1940
January 1 1939
January 1 1938
January 1 1937
January 1 1936
January 1 1935
January 1 1933
January 1 1931
January 1 1929
January 1 1927