![](https://coimages.sciencemuseumgroup.org.uk/58/935/large_thumbnail_2000_0538.jpg)
Penguin book
1948
1948
1946
1943
1948
1949
1946
1950
1945
1947
1948
1942
1942
2000-100 BCE
1943
1944
1946
1941-1950
1955; 1830
circa 1950
1950
1944-1945
1946
1946-1948
1945
1948
1950
1946
circa 1950
1938 and 1951
1947
1942
1950
1948
1945
1946-1950
1949
1950
1947
1950
circa 1945
1949
1947
circa 1947
circa 1950
circa 1950
1945-1948
1942-1945
1946-1948
1950
1948