Causes of the Defeat of General Lee's Army at the Battle of Gettysburg

Several letters explaining why Robert E. Lee and the Army of Northern Virginia lost the Battle of Gettysburg. The authors include Confederate General Jubal Early and Fitzhugh Lee, Armistead Lindsay Long and Walter H. Taylor from Lee's staff, and William Allan from General Ewell's staff. The letters were written in response to an inquiry from the editors of the Southern Historical Society Papers. From the Southern Historical Society Papers.