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Mason-Dixon Line
Society: ASCEMain Category: CivilSub Category: Boundaries & SurveysEra: 1750-1799DateCreated: 1767Delaware PennsylvaniaCountry: USAWebsite: http://www.asce.org/Project/Mason-Dixon-Line/Creator: Mason, Charles , Dixon, Jeremiah

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). 

YearAdded:
1977
Image Credit: Original Image: Flickr/Padraic (CC BY-SA 2.0)Image Caption: Mason-Dixon LineEra_date_from: 1767
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