Mason-Dixon Line
The historic boundary between Pennsylvania and Maryland was surveyed, 1763-1767, by Charles Mason and Jeremiah Dixon to settle border disputes between the two Provinces. This section of the Mason-Dixon Line was surveyed June 26, 1765.
David Rumsey Map Collection, Stanford LibrariesDigital Commonwealth, Boston Public LibraryDavid Rumsey Map Collection, Stanford LibrariesBarry Lawrence Ruderman Map Collection, Stanford LibrariesDigital Commonwealth, Boston Public Library
Marker data: Pennsylvania Historical and Museum Commission via data.pa.gov
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