1955
circa 1953
1946
1938 and 1951
1950
1951
1950-1951
2000-100 BCE
circa 1950
1953
1949
1956
May 1953
1948
1954
1955; 1830
1954-1955
1950-1953
1950-1952
1948-1953
1951-1953
circa 1955
1947
1946-1950
1946-1948