Detailed map of the Siege of Vicksburg, drawn by Charles Spangenberg.
The present map is the printed version of a manuscript field map drawn by Spangenberg and dated August 20, 1863, the original of which is held by the Library of Congress. memory.loc.gov/cgi-bin/query/h
The map is an attractive, highly detailed black and white map showing the topography around Vicksburg, with five profiles, six cross sections of batteries and one cross section of a "rebel rifle pit." Illustrated in Stephenson, this is one of the most striking of the Union War maps.