Map of Selfridge Cut-off

Map showing cut-off made by Navy Lieutenant-Commander Thomas O. Selfridge to improve shipping conditions for Union vessels undergoing attacks by Confederate guerrillas.

An illustration that outlines the new route which cuts between the Mississippi and Arkansas Rivers and the neighboring town of Napoleon

From The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Navies, Vol. 24, pp. 249–250. Washington DC: Government Printing Office, 1911.