Location and coordinates are for the approximate centre of Portsmouth within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Portsmouth, vil. with ry. sta., Whalley par., SE. Lancashire, 3 miles N W. of Todmorden; has brickworks, quarries, and mfrs. of cotton; in vicinity is P. House.