Annotated in pencil on verso: Plan of Fort Jackson. [1862?]. DLC From the Joseph R. Hawley papers in LC Manuscript Division. DLC LC Civil War maps (2nd ed.) 237 Includes explanatory note. Available also through the Library of Congress Web site as a raster image. LC copy 3 imperfect: Torn at upper edge. 1 map ; 27 x 43 cm.