In a six-part series, Tony Hawks tests the guide books that claim to help us navigate our way around our holidays. 1: This week he goes in search of that very British creation, the tea-room. And he discovers that such is the power of these places in our imaginations, even the people writing about them find it necessaryto adopt a suitably Miss Marples-like disguise in orderto establish real tea-room credibility. ProducerPaul Dodgson