From George H, Walker's Atlas of Massachusetts, p. 14-15. 1891 edition.
Includes the borders of the New Hampshire towns of: Salem, Atkinson, Plaistow, Newton, Southampton, and Seabrook. Includes the Essex County (Mass.) towns of Methuen, Bradford, Haverhill, Groveland, Newbury, Newburyport, West Newbury, Merrimac, Amesbury, and Salisbury.