An indispensable item of equipment for the practical astronomer. Suitable for all observers, from the complete beginner to the experienced sky watcher. Shows stars down to magnitude 5, as well as deep-sky objects for those using binoculars or telescopes. Colour wallet provides illustrated instructions for use. Contains a season-by-season guide to the night sky - an excellent introduction to an absorbing and educational hobby. Star map by Wil Tirion, the well-known celestial cartographer.