![](https://coimages.sciencemuseumgroup.org.uk/58/935/large_thumbnail_2000_0538.jpg)
Penguin book
1948
1948
1946
1950-1959
1955
1950-1959
1955
1943
circa 1960-1970
circa 1960-1970
1948
1957
1962
circa 1960
1953
1956
1949
1954
1936
1955
1959
1964
1955
1958
1964
1946
1962
1937
1937
1957
1951
circa 1960
1963
1935-1965
1945
1966-1970
1967
1948-1970
1947
1962-1967
1955
1935
1938
1935
1954
1942
(1962); 1982
1956
1950-1953
1955-1965
1955-1965