Scale: 1:20,000 (3.17 inches to 1 mile). Central London at 1:12,500 (5.1 inches to 1 mile). Compact and slim pocket sized atlas with exceptionally clear street maps showing a wealth of detail. This neat, handy little pocket-sized atlas is an ideal purchase for resident and visitor alike. It has an extensive area of coverage and shows the centre of London at an extra large scale. The maps are exceptionally clear and easy to use with colour coding for both the roads as well as locations such as shops, hospitals, hotels, schools etc.