Tuesday 3 September 2013 11.11am
The Council's website has a series of maps going back to the 19th Century. If you enter a present day street name close to the location you're studying in the search engine on the left, you can move between different periods/maps (see right side of page) and the pin icon stays in the same place:
You'll find there are quite a few websites which give lists of old London streets and street name changes, if you run a search.
This old post is about a pre-WW2 street name change, but you may find some of the content helpful: