Mason and Dixon's Line of Fire Author:Judith St. George This book tells the story of the sometimes violent boundary disputes between colonial Maryland and Pennsylvania, and how two surveyors established the line that finally brought peace. — The boundary line between Maryland and Pennsylvania was the scene of trouble long before 1763, when two English scientists named Charles Mason and Jeremi... more »ah Dixon came to America to survey it. And long after Mr. Mason and Mr. Dixon had ventured into the wilderness, surveyed the boundary and returned to England, trouble continued to flare up along that border. For more than two hundred years, quarrels, massacres, rebellions, natural disasters and wars turned Mason and Dixon's line into a fiery battlefield. Some well-known figures left their imprint on the line -- William Penn, George Washington, Abraham Lincoln, Robert E. Lee, Lord Baltimore, Lafayette, and Harriet Tubman to name a few of the thousands of nameless Americans.« less