Black or white shading of the 129,211 1981 census enumeration districts using an equal population cartogram — software by author on an Archimedes computer.
The drift from the conurbations to country can be seen in the white shapes of cities, and the dark bands made up of country towns and villages. The ring of change around London is a familiar feature. In Scotland too, the outside of Glasgow is seen to be growing. An evolving population cartogram would have grown in the black areas and shrunk in the white ones.