These maps were recently digitized and made available online:
City of Jackson, Mississippi. Call number: MA/2003.0118 (c) MDAH. Link to the catalog.
The Federal Aid highway system progress map, 1934. Call number: MA/2002.0104 (c) MDAH. Link to the catalog.
Map of the lands in Mississippi ceded by the Chickasaws to the United States in 1832 and 1834, 1835. Call number: MA/92.0089 (b) copy 2. Link to the catalog (pictured above).