The ‘Poundland’ Banksy mural which appeared around the time of the Diamond Jubilee last year has been hacked off of the wall and listed for sale at a US auction site with a £320,000 -£452,000 estimate.  The mural depicts a child labourer hunched over a sewing machine stitching a string of Union Jack bunting.The work created in Whymark Avenue, Wood Green, North London appeared in May last year. Banksy websites describe it as a  statement on the use of sweat-shop child labour.

http://www.artlyst.com/articles/poundland-banksy-may-have-been-illegally-exported-to-america