...I can demonstrate to you. In the first place, I must say that we have General Longstreet's official report of the Battle of Seven Pines, which has been furnished to the Southern Historical Society by General E. P. Alexander , who undertook to write the history of Longstreet's brigade, division and corps, at his instance. It is in two forms--first, in his headquarter's book, in which all his reports were copied, and the...