716 Mason Dixon Rd., Harney, Maryland. County/parish: Frederick.
Added to the National Register of Historic Places August 21, 2018. NRIS 100002789.
2 contributing structures.Also known as:
The Mason and Dixon West Line Milestone Markers 76 and 77 are historic objects that are located in Frederick County, Maryland and Adams County, Pennsylvania, United States, near the community of Harney, Maryland. They are two of the original milestones that mark the Mason-Dixon line between the states of Maryland and Pennsylvania.
They were listed on the National Register of Historic Places on August 21, 2018.
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