A grandmother who owns the largest collection of royal memorabilia in the world has revealed how her thousands of artifacts are worth more than her £200,000 house. Self-confessed 'royal nut' Anita Atkinson, 64, from County Durham, is the proud owner of 7,000 royal items including jugs, tea towels and flags spanning 200 years. Items date back to 1760 - with her most prized possession being a framed napkin that was used by Prince Charles during a flight. The collection is reportedly worth thousands - with a rare oil painting of the Duke of Kent likely to fetch £60,000 if put on auction. Anita Atkinson, 64, from Crook, has created her own royal memorabilia museum has a collection worth more than her £200,000 house