A guide to alpine walks (with directions) and sightseeing throughout the alps of Switzerland and Austria. It includes sketch maps and detailed descriptions of 100 walks, starting from 17 villages and hamlets. With practical information on preparing for your walking holiday, inns and hotels, restaurants and picnicking, dressing for the trail and the rules of the road. Regions are broken up into comfortable walks of a few hours' duration and rated for difficulty.  (WLK02, $24.95)