Old Series to Explorer is Chris Higley`s comprehensive guide to the history of the Ordnance Survey map & is a must for anyone with an interest in the evolution & development of the famous Ordnance Survey series of maps. The book gives a brief overview of the map series published by the Ordnance Survey in the last 200 years, as well as exploring other subjects closely related to Ordnance Survey. Individual chapters cover how the maps were made, one-inch maps of Engl&, Wales & Scotl&, 1:50, 000 maps of Great Britain, half-inch & smaller scale maps, 1:25, 000 maps, six-inch & larger scale maps, Ireland & the Crown Dependencies, How accurate a picture?, mapmakers at war & a collected bibliography. Details of where to look for more information & other relevant resources are highlighted at the end of each chapter in the book.