London Zoo

#1860 (4th ed.) 

#1878 (32nd ed.) 

#1889 (43rd ed.) 

#1890 (44th ed.) 

#1908 (6th ed.) 

#1909 (7th ed.) 

#1910 (8th ed.) 

#1913 (11th ed.) 

#1914 (12th ed.) 

#1916 (14th ed.) 

#1919 (17th ed.) 

#1920 (18th ed.) 

#1924 (22nd ed.) 

#1925 (23rd ed.) 

#1926 (24th ed.) 

#1928 (25th ed.) 

#1929 (26th ed.) 

#1930 (27th ed.) 

#1931 (28th ed.) 

#1932 (29th ed.) 

#1933 (30th ed.) 

#1934 (31st ed.) 

#1935 (32nd ed.) 

#1936 (1st ed.) 

#1937 (2nd ed.) 

#1938 (3rd ed.) 

#1939 (4th ed.) 

#1951 

#1954 

#1955 

#1957 

©1958 

©1961 

©1962 

©1963 

©1964 

©1965 

©1966 

©1967/68 

©1969/70 

©1970 

©1971 

©1972

©1972 

©1973 

©1975 

©1976 

©1977 

©1978 

©1979 

©1980 

©1982 

©1983 

©1983 

©1983 

©1983 

©1983 

©1989 

©1990 

©1991 

©1991 

©1992 

©1993 

©1994 (1st ed.) 

©1994 (2nd ed.) 

#1996 (2nd ed.) 

©1997 (3rd ed.) 

©1997 (3rd ed.) 

©1997 (3rd ed.) 

©1999 

©2000

©2000

©2001 

©2002 

©2005 

2007 

2008 

2009 

#2010 

2011 

2012 

2013 

#2014 

2015 

#2016 

#2017 

#2018 

#2019

#2021

#2023

#1924

1965 

©1999

early 1940s

late 1940s 

07/1948 

08/1949 (2nd ed.)

01/06/52 

1953

31/08/54 

©1959 

©1963 

©1967 

1954

ca.1971 

ca.1972

1993