From the Mississippi Department of Archives and History Governor Pettus Collection. List of charges from the Southwestern Telegraph Company to Mississippi State Quartermaster Absolom M. West, for telegrams sent in May 1862.

From the Mississippi Department of Archives and History Governor Pettus Collection. List of charges from the Southwestern Telegraph Company to the Mississippi Adjutant General's Department, for telegrams sent by Colonel Jones S. Hamilton in April 1862.