General James Longstreet, From Manassas to Appomattox

[231] until he drew two of his regiments from Brownsville Pass and established them with a battery as a rallying-point. General McLaws reformed his line about a mile and a half south of the lost gap, and drew all of his force not necessary to the bombardment at Harper's Ferry to that line during the night.

Under cover of the night, Lieutenant-Colonel H. Davis, at the head of the Union cavalry, left Harper's Ferry, crossed the Potomac, marched up the left bank, through Sharpsburg, and made good his escape, capturing some forty or fifty Confederate wagons as they were moving south from Hagerstown.

We left McLaws in possession of Maryland Heights, on the 14th, with his best guns planted against the garrison at Harper's Ferry. The Potomac River was between his and Jackson's and Walker's forces, and the Shenandoah divided Jackson's and Walker's commands. Walker posted his division to defend against the escape from Harper's Ferry, and planted three Parrott guns of Captain French's battery and two rifle pieces of Captain Branch's on Loudoun Heights, having effective fire along Bolivar Heights. General Jackson sent word to McLaws and Walker that the batteries were not to open till all were ready, but the latter, hearing the engagement along South Mountain drawing nearer, and becoming impatient lest delay should prove fatal, ordered his guns to open against the batteries along Bolivar Heights, and silenced those under range.

General Jackson ordered A. P. Hill's division along the left bank of the Shenandoah to turn the enemy's left, the division under Lawton down the turnpike in support of Hill, and his own division to threaten against the enemy's right. Hill's division did its work in good style, securing eligible positions on the enemy's left and left rear of Bolivar Heights, and planted a number of batteries upon them during the night; and Jackson had some of