Celebrate the 250th Anniversary of Mason and Dixon’s Survey in Baltimore County
www. PreservationABC.org Celebrate the 250th Anniversary of Mason and Dixon’s Survey in Baltimore County See the BIG REVEAL of a new Mason – Dixon Roadside Historical Marker and a Replacement Mile Stone No. 46: DATE: OCTOBER 17, 2015 TIME: 2:00 P.M. PLACE: MASON AND DIXON LINE – Read more…