This was produced in 1924, 2 years after the zoo opened...
There was been one expansion into the southern area below this map...
The area marked plantation is still such and no exhibits are in this area, however the zoo's new exhibit opening in 2009 - 2010, Te Wao Nui will encroach slightly on this area...
This photo was sourced from the book: A Tiger by the Tail by Derek Wood...