Return to sender: Artist puts Royal Mail to the test 
"Harriet Russell decided to lay down a challenge to her postmen and women with a series of brain-teasers, and as Jonathan Brown reports, they responded." With pictures.
http://www.independent.co.uk/news/uk/this-britain/return-to-sender-artist-puts-royal-mail-to-the-test-955499.html
"Harriet Russell decided to lay down a challenge to her postmen and women with a series of brain-teasers, and as Jonathan Brown reports, they responded." With pictures.
http://www.independent.co.uk/news/uk/this-britain/return-to-sender-artist-puts-royal-mail-to-the-test-955499.html
