. "Mason Dixon" . "Mason–Dixon line" . . . "Pennsylvania\u2013Maryland border" . . . "Mason\u2013Dixon boundaries" . "Maryland\u2013Pennsylvania border" . . . "Pennsylvania-Maryland line" . "Mason's & Dixon's Line" . . . "Mason Dixon Line" . "Mason-Dixon survey" . "cultural demarcation line" . . "Mason and Dixon's line" . . "Pennsylvania-Maryland state line" . . . . "A geographical line" . "Maryland-Pennsylvania" . . "regional lines" . . "Mason–Dixon" . . "Mason-Dixon boundaries" . "border" . "North\u2013South divide in the United States" . "Maryland state line" . . . . . . "Pennsylvania\u2013Maryland state line" . . "Mason-Dixon" . . "Mason\u2013Dixon line" . "Mason-Dixon line" . . . ":Mason\u2013Dixon line" . . "settlement" . "Mason-Dixon Line" . "Mason\u2013Dixon line" . . . . . "Pennsylvania/Maryland border" . "state line" . . "Mason-Dixon Survey" . . . "Mason and Dixon line" . "Mason\u2013Dixon Line" . "Pennsylvania line" . "Maryland/Pennsylvania state line" . .