HEADQUARTERS FIFTH CORPS,
July 11, 1864-9 a.m.

Captain B. F. FISHER:

A small party of rebels is engaged upon the line of works to the left and rear of Gregory's house. They are digging in a ditch in the front of the line, which now appears much larger than a rifle-pit. All quiet in other directions.

I. S. LYON,

Lieutenant and Signal Officer.

(Same to General Warren.)

RIVER-BANK, SPRING HILL, July 11, 1864-11 a.m.

Captain NORTON:

The enemy are throwing up a redoubt with a heavy abatis nearly in a direct line between my station and the railroad station, about one mile and a half east of railroad station, on their last line of breast-works.

SIMONS,

Lieutenant and Acting Signal Officer.

PLANK ROAD SIGNAL STATION,

July 11, 1864-1 p.m.

Captain B. F. FISHER:

The only movement of troops seen to-day was a detachment of about 250 infantry who marched from their picket-line to the camps in the woods north of station and near Petersburg. No troops seen in direction of Weldon railroad. A train of four box-cars passed into city at 11 a.m. No large columns of dust. The woods south of Petersburg have been on fire.

J. B. DUFF,

Lieutenant and Signal Officer.

[Indorsement.]

Respectfully forwarded.

It is the answer to my inquiry whether columns of dust were seen from his station.

B. F. FISHER,

Captain, &c.

HDQRS. ARMY OF THE POTOMAC, SIGNAL DEPARTMENT,
July 11, 1864.

Major General A. A. HUMPHREYS,

Chief of Staff:

GENERAL: I have the honor to forward the following reply to your question of this afternoon:

JORDAN'S HOUSE, July 11, 1864-3.30 p.m.

The column of dust extends across the Appomattox and about two miles beyond in a northwesterly direction