15 March 2013
Last month a Banksy mural that had been carved out of the wall of a shop in north London, turned up at an auction in the US.
You must be logged in to continue
Register for free to finish this article.
Sign up now for the following benefits:
To access this article REGISTER NOW
Would you like print copies, app and digital replica access too? SUBSCRIBE for as little as £5 per week.