Traveller's Companion
First published in 1790, the Traveller's Companion was republished about 15 times up to 1828, so often that new plates had to be cut for the 1806 and 1822 re-prints - as in this case. Further examples are available here.
Scale correct at 10 miles = 18.5mm, or 13.7 miles/inch, ie 1:865,000.
East to the top. The top and bottom is anyway, but the place names on the face of the map are all to be viewed from the south, ie by turning the map. This is the major difference from the first two versions of the Essex plate.
When Cruchley bought Cary's plates in the the middle of the century, they were re-issued as Cruchley's Railroad Companion to England and Wales.