HEADQUARTERS TWENTIETH ARMY CORPS,
Chattanooga, September 22, 1863.

Brigadier-General DAVIS,

Commanding First Division:

GENERAL: The following order has just been received:

HEADQUARTERS DEPARTMENT OF THE CUMBERLAND,
Chattanooga, September 22, 1863.

Major-General McCOOK,

Commanding Twentieth Army Corps:

GENERAL: The general commanding directs that you line the banks of Chattanooga Creek heavily with skirmishers, connecting on your left with General Thomas' skirmish line. Make provision for protecting the springs near the hospital buildings opposite the mills at the bridge over Chattanooga Creek. Your reserve can be so posted as in part to occupy houses in the rear of the main skirmish line.

Very respectfully, your obedient servant,

J. A. GARFIELD,

Brigadier-General and Chief of Staff.

General McCook directs that you make immediate provision to carry out the above directions so far as may concern your own line.

I am, respectfully, your obedient servant,

A. C. McCLURG,

Captain and Acting Assistant Adjutant-General.

(Copy to General Sheridan, commanding Third Division.)

HEADQUARTERS TWENTIETH ARMY CORPS,
General Polk's old Headquarters,

On Hill Southwest of Chattanooga,

September 22, 1863-5.15 a.m

Major General P. H. SHERIDAN,

Commanding Division:

I send you inclosed a copy of an order* just received from the general commanding. In order to comply with it General McCook directs that you send a staff officer immediately, for all the available tools you have in your wagons, to have them brought to the front at once. Let the officer report directly to these headquarters for instructions as to how to get them across the river, &c.

The line of battle for the corps will be selected and formed as early as practicable this morning. There are many stragglers here who will be sent to their commands this morning.

Very respectfully, your obedient servant,

G. P. THRUSTON,

Assistant Adjutant-General and Chief of Staff.

HEADQUARTERS TWENTIETH ARMY CORPS,
September 22, 1863-6.30 p.m.

Major General P. H. SHERIDAN,

Commanding Third Division:

General McCook directs that you have your advanced artillery withdrawn to the rear of your main lines to-night and placed in

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*See Goddard to Thomas, September 21, Part I, p. 158.

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