1927
1942
1934
1936
1926
1932
1928
1935
1932-1942
2000-100 BCE
before 1928
1933
1940
circa 1930
1929-1935
1938
1945
1930
1935-1945
1930-1931
1927-1929
1938 and 1951
1944-1945
1930-1940
1944
1955; 1830
1943