1 map : hand col. ; 35 x 23 cm.
Pages 217-218 of the April 4, 1863 issue of Harper's Weekly.
Ill. on verso: A night scout in the southwest - surprise of an outpost, and survey of the rebel guns.
Map shows fortifications, land surveys, landowners, roads, and railroads for the vicinity of parishes of east and west Baton Rouge and West Feliciana along the Mississippi River.
Relief shown by hachures.