Gen. Miles soon deployed his men, and Boone, having placed in position his guns, a spirited engagement ensued, Boore driving Grierson back upon the infantry line of battle, while General Miles held in check the enemy's infantry until nightfall.
Powers dismounted most of his cavalry and fought as infantry.
As night was approachiug General Miles, after removing his dead and wounded, retired within the line of entrenchments.
General Augur admitted that he had three brigades—Weitzel's, Grover's and Dwight's—engaged in this action, and yet, when night closed in, Powers' cavalry were still in line near Plains Store.
On the morning of May 25th, Col. Powers succeeded in placing his command outside the cotton that was then encircling Port Hudson, Banks and Augur, commanding the two investing armies, joined hands and Port Hudson was then isolated.
The Ninth Tennessee Battalion did not participate in this action, having been ordered a few days before to Jackson.
Colonel Powers then e