SAINT LOUIS, MO., August 12, 1864.

Brigadier-General DOUGLAS,

Mexico, Mo.:

What news? Can't you clean out the guerrillas from Boone, Callaway, Howard, and Chariton? What can be done to have escort for the repairers of the telegraph line from Glasgow?

W. S. ROSECRANS,

Major-General.

SAINT LOUIS, August 12, 1864.

General FISK,

Saint Joseph, Mo.:

MEXICO, MO., AUGUST 12, 1864.

Major-General ROSECRANS:

News is that the rebels are thick in the counties of Boone, Howard, Monroe, and Audrain. I have 130 First Iowa Cavalry here. The balance are at Saint Joseph. I have to-day ordered all my force to be ready to take the field, and hope in a few days to give a good account to you. I can give repairers an escort from Huntsville and Glasgow.

J. B. DOUGLASS,

Brigadier-General.

I send you the above. The general commanding thinks these counties should be cleared out.

O. D. GREENE,

Assistant Adjutant-General.

MEXICO, August 12, 1864.

General FISK:

Rebels near Middle Grove are led by Perkins, Davis, and Majors.

J. B. DOUGLASS,

Brigadier-General.

LIBERTY, August 12, 1864.

General FISK:

A messenger has just come in from Lieutenant Shelly. The force he was watching during the night turned out to the militia camped in the bush. Anderson is in that section with quite a large force.

E. C. CATHERWOOD,

Colonel, Commanding.

CHILLICOTHE, August 12, 1864.

General FISK:

My messenger not yet returned from Carrollton. Citizens of Carroll here to-day from twelve miles north of Carrollton report all quiet. Will telegraph you early to-morrow.

J. H. SHANKLIN,

Colonel, Commanding.