Rebellion Record: a Diary of American Events: Documents and Narratives, Volume 4.
Frank Moore, Ed.

The Union forces engaged in the battle were as follows:

Commander-in-Chief, Brigadier-General Samuel R. Curtis.

First division.

Col. Osterhaus commanding.

Thirty-sixth Illinois infantry.

Twelfth Missouri infantry.

Seventeenth Missouri infantry.

Battalion Third Missouri infantry.

Two battalions Benton hussars, (cavalry.)

One battalion Thirty-ninth Illinois cavalry.

Battery A, Capt. Welfrey, six guns.

Battery B, six guns.

First Brigade.

Col. Coler commanding.

Twenty-fifth Illinois infantry.

Forty-fourth Illinois infantry.

Second Brigade.

Col. Greusel commanding.

Second division.

Brig.-Gen. Asboth commanding.

First Brigade.

Col. Schaefer commanding.

Second Missouri infantry.

Second Ohio battery, six guns, Lieut. Chapman.

Second Brigade.

Col. Joliet commanding.

Fifteenth Missouri infantry.

Capt. Elbert's flying battery, six guns.

Sixth Missouri cavalry, Col. Wright.

Battalion Fourth Missouri cavalry, Major Messaur.

Gen. Sigel commanded the First and Second divisions, thus filling the position of Field-Marshal.

Third division.

Col. Jeff. C. Davis, commanding.

First Brigade.

Col. Barton, commanding.

Eighth Indiana infantry.

Twenty-second Indiana infantry.

Eighteenth Indiana infantry.

Indiana battery, six guns.

Second Brigade.

Col. White, commanding.

Thirty-seventh Illinois infantry.

Ninth Missouri infantry.

First Missouri cavalry.

Battery, four guns.

[The Ninth Missouri has been placed on the list of Illinois regiments, and now ranks as the “Fifty-ninth Illinois.” ]

Fourth division.

Col. Carr, commanding.

First Brigade.

Col. Dodge, commanding.

Fourth Iowa infantry.

Thirty-fifth Illinois infantry.

First Iowa battery, Capt. Jones, six guns.

Second Brigade.

Col. Vandever commanding.

Ninth Iowa infantry.

Twenty-fifth Missouri infantry, (Phelps's regiment.)

Third Illinois cavalry.

Dubuque battery, Capt. Hayden, six guns.

The following were not brigaded:

Third Iowa cavalry, two battalions, Colonel Bussy.

Mountain howitzer battery, four guns, Captain Stevens.

Battalion of cavalry, Gen. Curtis's body-guard, Major W. D. Bowen.

But few of the above regiments were full, many of them having left considerable numbers of sick at Rolla and Lebanon. The aggregate number of effective men in the Federal army, on the morning of the battle, it would not be prudent to mention, but it is much smaller than generally supposed.

the Confederate strength.

The rebel army, from reports of spies and prisoners, is estimated as follows:

Commander-in-Chief, Major-General Earl Van Dorn.

Missouri troops, under Brig.-Gen. Price, about nine thousand.

Arkansas, Louisiana and Texas troops, under Brig.-Gen. McCulloch, about thirteen thousand.

Choctow, Cherokee, Chickasaw, and other Indian troops, with two white regiments, under Brig.-Gen. Pike, about seven thousand.

Estimated aggregate of rebel army under Gen. Van Dorn, thirty thousand.

At the hour of reveille, on the morning of the seventh, there was an unusual stir in the Union camp. Nearly every drum and fife that could be found was put into use, and the forest became vocal with martial notes. Orders had been issued to prepare rations for two days, to strike tents, load the wagons, and prepare to move at any moment. At a little past seven I issued from the tent of a colonel of a regiment prominent in the fight, and found his men drawn up in line, and busy loading their guns, preparatory to marching to the field. This operation required but a short time, and after it was performed the order for movement was anxiously awaited. Passing through the principal portion of the camp, the troops were nearly all found occupied with similar duties, and everywhere anxious to meet the enemy they had marched so far to encounter.

At about half-past 7 a scout arrived at headquarters, reporting a strong force of the enemy posted on some hills and fields, about three miles to the westward. In a few moments a