Battlefield Atlas of the Civil War . Baltimore, MD, Nautical and Aviation Pub. Co. of America, 1993. I and II listed on pages 57-58 as map nos. 23 and 24.
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United States Military Academy. Dept. of Military Art and Engineering. The West Point Atlas of American Wars . New York, Henry Holt, 1995. Chancellorsville Campaign, pp 84-91.