Each of the four sides of each marker bears the inscription of either "Virginia" or "Maryland", depending on its border state; the words "Jurisdiction of the United States" and a mile number; the year "1791" or "1792" depending on when the stone was added; and the magnetic compass variance at that place. They reside inside ornate black cages that the Daughters of the American Revolution organisation installed in the early 20th Century. Thirty-six original stones remain in place, in various states of deterioration (sandstone was not the best material, it turns out), while three are replicas and one is a plaque.
