1931-1933
1932
1934
1934
1934
1933
1934
1934
1934
1934
1934
1935
1935
1936
1910?
1943
1943
1944
1945
1945
1947
1947
1947
1940
1937
1936
1938
1938
1942
1949
19 April 1949
1949
1949
1949
1949
1949
1949
1950
1951
1934
1946
1949
1949
1952
1956
1939
1939