The Tale of three pillar boxes Written by Pam Preedy. Sometimes big changes to our lives come from solving simple problems. Letters were at the heart of a revolution in communications. In 1840, Sir Rowland Hill proposed an adhesive stamp indicating the pre-payment of postage – the Penny Black. He thought this would double the number of letters sent – which it did. At first correspondents had to take their stamped letters to the Post Office or collection point. The next change was to introduce post boxes or pillar boxes.…