The granite milestones marking the Mason-Dixon Line bear crests from the two parties involved in the land-grant dispute, the families of William Penn and Charles Calvert (also known as Lord Baltimore).
Quadrant
YearAdded:
Image Credit: Original Image: Flickr/Padraic (CC BY-SA 2.0)Era_date_from: 1767
1977
Innovations
The granite milestones marking the Mason-Dixon Line bear crests from the two parties involved in the land-grant dispute, the families of William Penn and Charles Calvert (also known as Lord Baltimore).
What is now generally referred to as the Mason-Dixon Line was established by the…
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