PART V. _LEE INVADES MARYLAND_. I .-- His Designs II .-- Lee in Maryland III .-- Movements of the Two Armies IV .-- The Prelude to Sharpsburg V .-- The Battle of Sharpsburg VI .-- Lee and McClellan--their Merits in the Maryland Campaign VII .-- Lee and his Men VIII .-- Lee passes the Blue Ridge IX .-- Lee concentrates at Fredericksburg X .-- The Battle of Fredericksburg XI .-- Final Movements of 1862 XII .-- The Year of Battles XIII .-- Lee in December, 1862.