The new National Rail Timetable costs pounds 7 and weighs about 2lb. Its digital counterpart costs pounds 41 but arrives on a single 3.5 inch disk. The Journey Planner works on an IBM-compatible 386 or above, running DOS 5.0 or Windows 3.1 or above. To order, call 0800 526306; for further technical information, call 071-214 9935.