CIRCULAR.] HEADQUARTERS ARMY OF TENNESSEE,

In the Field, Leet's Tan-yard, September 18, 1863.

I. Major-General Walker's division will move to Alexander's Bridge or Byram's Ford, and there cross the Chickamauga.

II. Major-General Buckner will move on Thedford's Frod, and there cross the river. Both these columns will be put in motion at 6.30 a.m. to-day. None but ambulances and artillery wagons will be taken with these columns.

III. Lieutenant-General Polk will move at the same hour, and by pressing engage the attention of the enemy at Gordon's Mills, and be prepared to move by his right flank to cross the river at the nearest ford.

IV. The cavalry of General Pegram will cover the front of Walker and Buckner, and that of General Armstrong the front of General Polk.

By command of General Bragg:

GEORGE WM. BRENT,

Assistant Adjutant-General.

HEADQUARTERS ARMY OF TENNESSEE,
In the Field, Leet's Tan-yard, September 18, 1863.

[General POLK:]

Brigadier General B. R. Johnson, commanding Hood's division, has crossed at Reed's Bridge, and is now on the west bank of the Chickamauga. Generals Walker and Buckner have been directed to cross at once and co-operate with him.

I am, general, your obedient servant,

KINLOCH FALCONER.

Assistant Adjutant-General.

CIRCULAR.] HEADQUARTERS POLK'S CORPS,

Rock Spring, September 18, 1863.

I. Major-General Cheatham will at once put his column in motion, right in front, on the Long Hollow road and move so as to effect a crossing at Chickamauga Creek between Gordon's Mills and Thedford's Ford.

II. Brigadier-General Anderson will put his column in motion, right in front, and move via Dr. Anderson's, on the Lee and Gordon's Mills road, so as to [sic] the enemy at Gordon's Mills.

The movement of both columns will be so made as to conform to the requirements of circular from army headquarters of this date.

By command of Lieutenant-General Polk:

[THOS. M. JACK,]

Assistant Adjutant-General.

CHEATHAM'S HEADQUARTERS,

One Mile from Hunt's Ford, September 18, 1863-7 p.m.

[Lieutenant-General POLK:]

GENERAL: I find General Cheatham at this point awaiting the movement of General Buckner's corps. General B. has possession