1975
1977
1974-1976
1976
1974-1977
(1962); 1982
2000-100 BCE
circa 1975
1990-96
1974
1986 (replica); 1501-1600 (original)
1978
1903 (original); 1982 (model)
4000-2001 BCE
1975-1978
circa 1976
1970 and post 1989
15/7/27
2686-2613 BCE