84 Charing Cross Road.

It all began with a letter inquiring about second-hand books, written by Helene Hanff in New York, and posted to a bookshop at 84, Charing Cross Road in London. As Helene's sarcastic and witty letters are responded to by the stodgy and proper bookshop employee Frank Doel, a relationship blossoms into a warm and charming long-distance friendship lasting many years.