...ail as may be necessary, from time to time, in their several armies. It extends to all our armies the system adopted eighteen months ago in the army of the Potomac, and which at Fredericksburgh, at Chancellorsville , and at Gettysburgh, according to the testimony of our officers, worked most admirably. It has been improving every day, and no doubt will continue to improve so long as the war lasts; for, in this...