FREDERICK, July 6, 1864.

Major-General WALLACE:

The sick are here and stores all gone.

John I. YELLOTT,

Major, &c.

[37.]

FREDERICK, July 6, 1864.

Brigadier General E. B. TYLER:

Have had a small fight at Middletown. Force there not strong, but say they are the advance of a strong body. Return my cavalry at once.

J. I. YELLOTT,

Commanding Post.

[37.]

HEADQUARTERS,
Monocacy, July 7, 1864.

Brigadier General E. B. TYLER,

Commanding First Separate Brigade:

You will get the Once hundred and forty-ninth Ohio National Guard under arms at once, and proceed with them to Frederick City to-night Assume command there.

By command of Major-General Wallace:

MAX. WOODHULL,

Captain and Assistant Adjutant-General.

[37.]

HEADQUARTERS,
Near Frederick, July 7, 1864 - 4 p. m.

General TYLER,

Monocacy, Md.:

The enemy have opened fire, and we are replying. We have sent all the horses we can obtain. Can you send all my regiment to me?

CHAS. GILPIN,

Colonel, Commanding.

[37.]

FREDERICK, July 7, 1864 - 5 p. m.

(Received 6 p. m.)

Brigadier-General TYLER,

Monocacy, Md.:

GENERAL: The enemy are pressing us, and the Eighth Illinois Cavalry have expended nearly all their ammunition. The telegraph operator has run away. What shall we do in the emergency?

CHAS. GILPIN,

Colonel, Commanding.

[37.]

FREDERICK, July 7, 1864.

General TYLER:

We have taken position on the hill west of town; the enemy in full view, and have plenty to do. They are supposed about 800 strong.

CHAS. GILPIN,

Colonel.

[37.]