'This colony's western boundary with Maryland was surveyed by Mason & Dixon in 1764'
Delaware
THE 13 COLONIES: This colonys western boundary with Maryland was surveyed by Mason & Dixon in 1764
This colony's western boundary with Maryland was surveyed by Mason & Dixon in 1764
This colony's western boundary with Maryland was surveyed by Mason & Dixon in 1764
THE 13 COLONIES
Delaware
THE 13 COLONIES