Hi, I am selling a new copy of the 'Thermal Flying book' - it is still in its plastic wrapping ( Received it as a gift but already have a copy) English version. Official price 40 euro sold for 30 euro. tvn@mail.be or 0473 71 33 92 "'Thermal Flying' written by Burkhart Martens is a comprehensive guide packed with all sorts of hints and ideas aimed at both paragliding and hang gliding pilots. It includes a bonus section from World champion and British pilot Bruce Goldsmith. This 260 page book is illustrated with clear diagrams and photos to help pilots make sense of the concepts, techniques and meteorological knowledge you need to make the most of each flying day. This hardback book covers all aspects of cross country flying and spells out priceless information on reading conditions and thermal flying like no other book. Thermal Flying is peppered with experts’ tips and the author’s own personal experiences and beautifully illustrated with succulent photographs. With something to learn, whether you are a beginner or seasoned X-C master, this is a book that should be on every pilot’s bookshelf!"