Keywords: PA-Delaware-wedge.png An 1898 United States Geological Survey view of the Elkton Maryland quadrangle showing the wedge area between Delaware and Maryland This wedge of land resulting from surveying oddities in colonial times was the space left between the North Line--Maryland's eastern border--and the Twelve-Mile Circle--Delaware's western border The land now belongs to Delaware but in this 1898 map was considered a part of Pennsylvania The yellow highlight is an addition to the original map United States Geological Survey PD-USGov Maps of Delaware Maps of Maryland Maps of Pennsylvania Surveying State lines |