Dear John: I enjoy your column so much. Perhaps you can give me some advice. I have a set of Royal Doulton China, the Cavendish D5009 pattern. Eleven pieces are lightly crazed, and they may be ...

David Lambert paid £2 for the rare 1922 Spook figurine (pictured) at a Stockport car boot sale. Mr Lambert and his wife were shocked when it went on sell for £5,000.