Ergh, Er, or Argh

In Dr. Whitaker's *History of Whalley*, p. 37., ed. 1818, are the following observations on the above word:— "This is a singular word, which occurs, however both to the north and south of the Ribble, though much more frequently to the north. To the south, I know not that it occurs, but in Angles-ark and Brettargh. To the north are Battarghes, Ergh-holme, Stras-ergh, Sir-ergh, Feiz-er, Goosen-ergh. In all the Teutonic dialects I meet with nothing resembling this word, *excepting the Swedish* Arf, *terra* (*vide* Ihre *in voce*), which, if the last letter be pronounced gutturally, is precisely t…