Penguin book
1948
1948
1948
2000-100 BCE
1947
1947
1955; 1830
1948
1938 and 1951
1948
1948
1947
1990-96
1948
4000-2001 BCE
1947-1948
circa 1947
1947
1948
1948
1947
1903 (original); 1982 (model)
1830 (original); 1967 (model)
1947
1948
1950-1920
1971-1900
1948
2000-1350
1970-1910
1948
1972-3
1947
1948
1948
1947
1947
1947
1948
1990-95
1948
1947
1947
1947
1947
1947
1947
1947
1947
1947
1947