The base of the original mile stone 46, carved in Portland, England, and set by Charles Mason and Jeremiah Dixon in 1766, is located 480 feet east of this stone.
This replica stone was set by the Maryland Society of Surveyors in 2015.
East of this point is mile stone 46 on the line marked by English surveyors and astronomers Charles Mason and Jeremiah Dixon. From 1763-1768 Mason and Dixon used innovative methods to settle a boundary dispute between the colonial proprietors. Eac…