Introduction by Yolande Hudson, who describes the book as “a fascinating tale of the development of a mere index map into a multi-purpose cartographic database which is familiar to us all today in its metric guise of the 1:625,000 Routeplanner”. Blue and white card covers, prelims to p xii, then paginated 1-202. Publicity material for the Charles Close Society for the Study of Ordnance Survey Maps to the rear, with black and white reproductions of title pages of some o their publications. Condition: Covers a little worn, otherwise in excellent condition. Neat signature of previous owner to title page.