Location and coordinates are for the approximate centre of Longformacus within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Longformacus, par. and vil., Berwickshire - par., 19,532 ac., pop. 385; vil., on Dye Water, 6½ miles NW. of Duns; P.O.; is a resort of anglers; in vicinity is Longformacus House, seat.