WashingtonDC-arnold-1862 $29,500.00 Title Topographical Map of the Original District of Columbia and Environs: Showing the Fortifications around the City of Washington. 1862 (dated) 1 : 31680 Description Known as 'The Arnold Map', this is the most important Civil War era map of Washington D.C. and vicinity. This map was issued by Edward Greene 'Aloha Vivarttas' Arnold and G. W. Colton in 1862, just after the Second Battle of Bull Run. Centered on the White House, the map illustrates the 'original' ten-mile-square diamond-shaped land allocation set aside for the District of Columbia. As a cartographic piece, Arnold's map exceeded in quality all previous maps of the region, noting roads, canals, turnpikes, railroads, and mills, as well offering a meticulous presentation of topography. Significantly, it illustrates the 51 fortifications, army hospitals, and dozens of small batteries - all critical wartime reconnaissance.