I went on this excellent walking tour of fading advertising in London streets last weekend. It's a two hour tour for something like £12.

http://www.ghostsigns.co.uk/tours

Some pictures:

I was born and dragged up in Stoke Newington so this bought back so lovely memories.. In case you can't get to the tour try this link below.

https://www.historypin.org/tours/take/id/527/title/Stoke%20Newington%20Ghostsigns/#18