This road atlas of Britain, with mapping at a scale of four miles to one inch, is generated from the Bartholomew British Isles Digital Database. It includes layer tints to show height and a 16 page London section which contains large scale plans of Central London at 6.3 inches to one mile with a street name index of London. An index to over 27,000 place names and 79 city and town centre plans are also included.