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 Posts & Pages Tagged With: "Charles Mason"

Mason Dixon Crownstone

Responsible for making boundaries of Maryland and Pennsylvania (including the “Three Lower Counties” of Delaware). Mason and Dixon began their survey of the North-South of Tangent Line at the southwestern corner of present-day Delaware in June 1764. Proceeding northward, they arrived here on July 30, forty-five miles from their starting point. They later returned to […]