Continuously shaded for 136 areas from the 1981 census figures on an equal land area map with annotation applied automatically - software by author on an Archimedes computer.
These are amalgamations of local labour market areas around the largest cities of the land, to include their spheres of influence. Notice, how suddenly Corby appears as an unemployment black spot for the first time in this series of maps. It is also informative to watch how the name given to the South-Western Isles of Scotland changes. Here, the area is labelled “Greenock”.
Fifth print from a series of ten.