Huntsville Walls Unit, 1873-1875. ID: 1863 | This file appears in: General John Slater Besser West Gate of the Huntsville Unit. The three story building on left was built by Ward, Dewey, & Company. It burned. | Source: Walker County Historical Commission Download Original File SourceWalker County Historical Commission "Huntsville Walls Unit, 1873-1875. " appears in: General John Slater Besser