1864 OH River: Mound City to Cairo by the USCS as a Folding Folio in Lithography, as Congressional Documents

17 x 23.5" folio fine condition

Important survey being documented in real time during the civil war, with efforts made to secure the Ohio and Mississippi rivers from the Confederacy . Excellent city map of Mound City with grid and buildings documented and important sites like the Hospital, Navy Depot and Powder Depot locations indicated . Ft Cairo on the other end is equally detailed with a more general sketch of logistical focus . Period and important ., it includes depth soundings and shoreline detail along with using existing USCS icons for ground cover documentation .