“Restless Progress in America”: Drawing the Mason-Dixon Line

“When I found I had crossed that line,” recalled Harriet Tubman, “I looked at my hands to see if I was the same person. There was such a glory over everything . . . I felt like I was in Heaven.” Such was the power of the Mason-Dixon Line. Within 75 years of its completion to resolve an eight-decade-long dispute between two colonial proprietors, a boundary line drawn in the 1760s by two English...
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York County: A Most Treasured Land

Planted squarely above the Maryland border, the gigantic horse’s hoof, which is the out­ line of York County, covers an area of 914 square miles, supporting a popula­tion of 300,000. Its eastern contour is delineated by the “long, crooked” Sus­quehanna, its pastern cleanly cut off by Cumberland County on the north, its outer edge defined by Adams Coun­ty on the west. This...
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