Various, Notes and Queries, Vol. V, Number 122…
“ In the loop of Devonshire, on the western side of the Tamar, formed by the parishes of Werrington and North Petherwyn, none of the names of places are Cornish, but end in the Saxon termination of cot, whilst in all other parts the Cornish names are used up to the banks of the river. Modern Cornwall is a province so well defined by the language of its place-names, that it could be marked off without difficulty, if its artificial boundary-lines were omitted on a map. How does this limited extent of the language consist with some accounts of the former extent of the kingdom? ”
